[Answer] This "trivial" game show host shocked the world when he appeared on tv without his famous mustache in 2001.

Step 1 : Introduction to the question "This "trivial" game show host shocked the world when he appeared on tv without his famous mustache in 2001."

...In the first half of the April 1, 2008 episode, Alex wore a fake mustache as an April Fools' joke.

[Ans] John McCain appeared as a contestant on which TV game show in 1965?

Step 1 : Introduction to the question "John McCain appeared as a contestant on which TV game show in 1965?"

John McCain appeared on the classic quiz show, “Jeopardy!” in 1965, two years before becoming a prisoner of war in Vietnam and many years before his election to Congress. McCain, well-read and a trivia buff, won the first day's competition but lost the next day by failing to answer the Final Jeopardy question correctly. So, what was the Final Jeopardy question that tripped him up? The category was Literature, and the question was: “Cathy loved him, but married Edgar Linton instead.” Emily Brontë buffs know that the answer is Heathcliff. However, McCain could only recall the name of the book and answered incorrectly as such: “What is Wuthering Heights?” John McCain died Saturday after battling brain cancer. He was 81.

[Answer] John McCain appeared as a contestant on which TV game show in 1965?

Step 1 : Introduction to the question "John McCain appeared as a contestant on which TV game show in 1965?"

...John McCain appeared on the classic quiz show, “Jeopardy!” in 1965, two years before becoming a prisoner of war in Vietnam and many years before his election to Congress. McCain, well-read and a trivia buff, won the first day's competition but lost the next day by failing to answer the Final Jeopardy question correctly. So, what was the Final Jeopardy question that tripped him up? The category was Literature, and the question was: “Cathy loved him, but married Edgar Linton instead.” Emily Brontë buffs know that the answer is Heathcliff. However, McCain could only recall the name of the book and answered incorrectly as such: “What is Wuthering Heights?” John McCain died Saturday after battling brain cancer. He was 81.

[Ans] Which TV personality often appeared on camera wearing cardigans that were hand-knit by his mother?

Step 1 : Introduction to the question "Which TV personality often appeared on camera wearing cardigans that were hand-knit by his mother?"

What was the cause of death for Mr Rogers? Stomach cancer Fred Rogers/Cause of death 

Who knitted Mr Rogers sweater? With Mother's Day approaching, we thought you'd like to hear Mister Rogers talk about how his mother said "I love you." His mother knitted the sweaters he wore on the program. As you can hear on this Neighborhood video, there was another, more personal reason why Fred wore those sweaters.

[Ans] What strange objects appeared around the Gulf of Ob in Siberia during winter 2016?

Step 1 : Introduction to the question "What strange objects appeared around the Gulf of Ob in Siberia during winter 2016?"

...The Ob River  also Obi, is a major river in western Siberia, Russia, and is the world's seventh-longest river. It forms at the confluence of the Biya and Katun Rivers which have their origins in the Altay Mountains. It is the westernmost of the three great Siberian rivers that flow into the Arctic Ocean (the other two being the Yenisei River and the Lena River).

Step 2 : Answer to the question "What strange objects appeared around the Gulf of Ob in Siberia during winter 2016?"

Giant, naturally occurring snowballs:

The accumulation of giant snowballs around Siberia's Gulf of Ob looked like a scene from a sci-fi movie, but the strange snowballs formed naturally. These unusual objects result from an extremely rare environmental phenomenon that finds fragments of ice gradually rolled into spheres by wind and water currents. Although the exact type of weather and environmental mix needed for these balls to form isn't clear, most experts agree it is likely a combination of ice formation, temperatures and ocean currents. Source: ScienceAlert.com

Step 3 : Disclaimer & Terms of Use regarding the question "What strange objects appeared around the Gulf of Ob in Siberia during winter 2016?"

Our machine learning tool trying its best to find the relevant answer to your question. Now its your turn, "The more we share The more we have". Share our work with whom you care, along with your comment ...Kindly check our comments section, Sometimes our tool may wrong but not our users.

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[Ans] Who appeared on the United States $20 bill in 1875?

Step 1 : Introduction to the question "Who appeared on the United States $20 bill in 1875?"

...The United States twenty-dollar bill ($20) is a denomination of U.S. currency. The seventh U.S. President (1829–1837), Andrew Jackson, has been featured on the front side of the bill since 1928; the White House is featured on the reverse.

Step 2 : Answer to the question "Who appeared on the United States $20 bill in 1875?"

Pocahontas:

Pocahontas graced the back of the $20 bill from 1865 to 1869 and again in 1875. On the bill, Pocahontas appears dressed in a gown and kneeling on a podium before a priest, flanked by settlers on one side and Native Americans on the other. Martha Washington is the only other woman to appear on U.S. federal paper money. Women have been more commonly featured on U.S. coins: the Susan B. Anthony dollar coin, the Sacagawea dollar coin, and Helen Keller's appearance on an Alabama special-issue quarter.

Step 3 : Disclaimer & Terms of Use regarding the question "Who appeared on the United States $20 bill in 1875?"

Our machine learning tool trying its best to find the relevant answer to your question. Now its your turn, "The more we share The more we have". Share our work with whom you care, along with your comment ...Kindly check our comments section, Sometimes our tool may wrong but not our users.

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Which U.S. President appeared on the television show Laugh-In?

Step 1 : Introduction to the question "Which U.S. President appeared on the television show Laugh-In? "

Rowan & Martin's Laugh-In is an American sketch comedy television program that ran for 140 episodes from January 22, 1968, to March 12, 1973, on the NBC television network.