A faux triathlon, a movement and dance event, speakers, balloon sculpture, art shows, a live feed from Tanzania and live music are featured from 4:30 to 8 p.m., Saturday, Dec. 1; free. , In addition, several agencies offer free HIV testing. The triathlon involves cyclists wearing costumes. They accumulate stickers from participating bars and race through an obstacle course that culminates in a polar-bear plunge into icy water; $25. Afterward, a 21+ event includes an Eazy E tribute by four bands, DJ Antenna and China Collins. A dance party follows. Email email@example.com for more information.