[Answer] 5. A duo had a huge smash the week of February 6, 1965, with "You've Lost That Lovin' Feelin'" Who was this talented twosome?

Step 1 : Introduction to the question "5. A duo had a huge smash the week of February 6, 1965, with "You've Lost That Lovin' Feelin'" Who was this talented twosome?"

...1. Jan and Dean 2. The McCoys 3. Sonny and Cher 4. The Righteous Brothers The Righteous Brothers adopted their name when they were performing for black Marines at the Black Derby in Santa Ana, California, who claimed the boys were "righteous". Bill Medley was formerly in a group called The Paramours and Bobby Hatfield was a member of the Variations. They teamed up and after hearing them at the Rendezvous Ballroom a producer decided to record them. Their original song, "Little Latin Lupe Lu," had hot local sales. They started appearing with major acts including the Ronettes and eventually came to the attention of Phil Spector, who recorded them singing the Spector/Mann/Weil song. Jan and Dean sang "Surf City." Sonny and Cher had a hit with "I've Got You, Babe." Sonny also worked for Spector at one time. The McCoys charted with "Hang On Sloopy."

[Answer] Which batsman has hit 6 sixes in an over in a T20 international?

Step 1 : Introduction to the question "Which batsman has hit 6 sixes in an over in a T20 international?"

...The over was bowled by Dutch leg-spinner Daan van Bunge. On 19 September 2007, during a match between England and India in the inaugural T20 World Cup, Yuvraj Singh became the first batsman to hit six sixes in an over in a T20 International, in an over bowled by Stuart Broad.

[Answer] What holiday is celebrated on June 6 in Sweden?

Step 1 : Introduction to the question "What holiday is celebrated on June 6 in Sweden?"

...Sweden's National Day celebration was originally the idea of Artur Hazelius, founder of the Skansen open-air museum in Stockholm. The museum held a national celebration day there as early as the 1890s. It became National Day on June 6 in 2004, when the Swedish parliament voted it a public holiday. However, Swedes celebrated their national day on June 6 beginning in 1983. This was the date in 1523 when Gustav Vasa ascended to the throne as king. Sweden also adopted a constitution on this date in 1809. It became Flag Day in 1916 before settling on National Day. Source: Sweden.se

[Ans] what was the code name of the atomic bomb that was dropped on hiroshima on august 6, 1945?

Step 1 : Introduction to the question "what was the code name of the atomic bomb that was dropped on hiroshima on august 6, 1945? "

Bomb was developed by Lieutenant Commander Francis Birch's group of Captain William S. Parsons's Ordnance (O) Division at the Manhattan Project's Los Alamos Laboratory during World War II.