You don't look a day over 89, City College of San Francisco. Photo: Lea Suzuki/The San Francisco Chronicle via Getty Images
City College of San Francisco is marking its 90th anniversary today with a party featuring special performances, speakers, a costume contest and prizes.
What to expect: Attendees are encouraged to dress in vintage, retro or futuristic looks from any decade since the 1930s for a chance to win a best-dressed prize.
Cakes made by the college's Culinary Arts students will also be served.
Founded in 1935 as San Francisco Junior College, CCSF has since grown into a community college serving more than 60,000 students annually across six locations in the city.
If you go: 2pm atSTEAM Building #101 at the Ocean Campus at 50 Frida Kahlo Way.