MUSIC: Feeling down? Then get your dose of "musical Prozac" tonight, as Jonathan Richman kicks off his three-day stint at the intimate Make-Out Room, along with Tommy Larkins on drums. (7 p.m., Make Out Room, 3225 22nd Street)

TECH: Tickets are still available at the door for tonight's installment of SF Beta, San Francisco's "best and biggest startup mixer," which attracts founders, innovators, investors, and executives from Silicon Valley and beyond. Tonight's event will focus on startups that are transforming commerce through the power of groups, collaboration, and sharing. (5 to 9 p.m., 111 Minna Gallery, 111 Minna Street)

THEATER: Lindsay Benner, world-traveling "virtuoso entertainer with a twinkle in her eye and a heart of gold," performs The Book of Love, a solo show featuring her wide range of skills, from acting to physical comedy to juggling. (8 p.m., NOHspace, 2840 Mariposa Street)