Here’s a look at some interesting events that took place on this day in history:

1483 – The Sistine Chapel in Rome opens with a celebratory Mass (More info)

1930 – Betty Boop debuts in the cartoon ‘Dizzy Dishes’ (More info)

1936 – Jesse Owens wins his fourth gold medal at the Summer Olympic Games, becoming the first American to win four medals in one Olympiad (More info)

1969 – Members of a cult led by Charles Manson brutally murder pregnant actress Sharon Tate, coffee heiress Abigail Folger, and three others (More info)

2010 – Jet Blue flight attendant Steven Slater, who said he was fed-up with rude passengers, famously quits his job by grabbing two beers and making his exit via his plane’s emergency-escape chute (More info)