Hey, everyone, stop whatever you’re doing, pour yourself a tall glass of an adult beverage and raise a toast to Hugh Hefner, who turns 89 today (April 9th.) You owe more than you know to this American Icon.

From pioneering the sexual revolution in America to saving the Hollywood Sign to heading up 60 years of Playboy (and doing it all in the stylish comfort of a silk robe), let’s celebrate Hef’s 89th birthday by taking a look back at some of his most iconic milestones.

1953: The first Issue of Playboy Magazine featuring Marilyn Monroe

1960: The Opening of the Playboy Club in Chicago

1970: Hef and bunnies take to the sky for the Big Bunny’s first flight

1972: The Rolling Stones stay as guests at the Playboy Mansion

1978: Hollywood celebrates Hef’s tireless efforts to save and restore the Hollywood Sign

1989: Pamela Anderson is discovered, and becomes Playboy’s most successful Playmate

1994: Playboy.com is born, the first national magazine to launch its own website

2003: Playboy turns 50 and throws 50 parties in 50 cities around America

2013: 60 years, Kate Moss and the ushering in of a new era of Playboy

To the original Playboy, the expert curator of taste, class and sophistication, we at Playboy.com wish you a happy 89th birthday.

To see more pics and articles about Hef, visit the official Hugh Hefner page