Disguised as Chicago police officers, Al Capone's mobsters take out six of George "Bugs" Moran's gang in a warehouse. The hit becomes known as the Saint Valentine's Day massacre.

An estimated three out of four American televisions are tuned in as First Lady Jacqueline Kennedy Onassis takes viewers on a tour of the White House. It is one of the most widely viewed documentaries during the so-called "golden age" of television.

Wilt Chamberlain continues his love affair with the basket, breaking the NBA career scoring record. He then continues his love affair with women, claiming years later to have scored with more than 20,000 of them, a record that will never be broken.

Aretha Franklin demands R-E-S-P-E-C-T, recording the song that hits No. 1 on the R&B and pop charts and launches her to superstardom.

The musical "Grease" opens at the Eden Theatre in New York City and becomes one of the longest-running musicals ever. Forget about Olivia Newton-John and John Travolta -- the opening night cast is led by Adrienne Barbeau and Barry Bostwick.

John Lennon and Yoko Ono co-host "The Mike Douglas Show" for an entire week, resulting in what many believe is the most interesting and compelling week of shows in talk format history.

"Sir" Elton John marries studio engineer Renate Blauel in Sydney, Australia. The couple later divorces and John admits he realized he was homosexual before his marriage.

At the age of 50, Bobby Allison becomes the oldest driver to win NASCAR's Daytona 500.