Step 1 : Introduction to the question "What do Geraldo Rivera, Calvin Coolidge, Malia Obama, and Gina Lollobridiga have in common?"
...These individuals, for various reasons, are recognizable by name to most people. They're garnering fame, or did during their lifetimes We remember them because of it. Geraldo Rivera, born 1943, is a well-known TV personality. Calvin Coolidge, born 1872, was the 30th president of the United States. Malia Obama, born 1998, is the oldest child of former president Barack Obama. Gina Lollobridiga, born 1927, was one of Hollywood's highest profile European actresses in the 1950s and early 1950s. All were born on the 4th of July. Source: TheFamousPeople.com