@ Castro Theatre, 429 Castro Street. You can enter the costume contest and enjoy the goodie bags while you sing along. 7:30pm. http://www.castrotheatre.com

@ Multiple Locations. The 941 Social Club returns with its Thursday night bar crawls. This month free drinks will flow with Polk Street as the destination. 6pm-2am. 941 Social Club on Facebook.

@ GLBT History Museum, 4127 18th Street. The latest in the “Fighting Back” series, the event includes a panel discussion on the support of organized labor for the Bay Area’s LGBTQ community. 7-9pm. http://www.glbthistory.org

@ Manny’s, 3092 16th Street. The discussion will be led by two folks with real experience and expertise on the issue: Supervisor Shamman Walton and the Executive Director of the Center on Juvenile and Criminal Justice, Daniel Macallair. 6pm. http://www.welcometomannys.com

@ SFSPCA Pacific Heights, 2343 Fillmore Street. The series of events where you can cuddle with adorable, adoptable animals and get all the kisses you want. 11am-5pm. https://tinyurl.com/yy4n2ana

@ Jane Warner Plaza, 17th and Castro Streets. Alpha Rhythm Kings will perform. 1-2pm. http://www.alpharhythmkings.com

@ The Starlight Room, Powell Street. Hosted by Donna Sachet, the event features a brunch and a troupe of entertainers. Described as “The Greatest Drag Show in San Francisco,” we agree that it is great! Every Sunday at 11am. http://www.startlightroomsf.com

@ Hamburger Mary’s SF, 531 Castro Street. Dr. Dee Spencer is a community treasure and great fun for all in any piano bar setting. 4-8pm on Sundays. http://www.deespencer.com