Posting for a friend, so please don't besiege me with questions. Instead, besiege the number and link below with your keen, well honed prattle. Seriously, where else but in Portland can you find an event like this?
The ever prompt Jonathan Maus has already covered it on his Bike Portland blog as well -
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Oregon Ballet Theatre invites the public to Bike to the Ballet for its 2:00 p.m. matinee on June 7 and enjoy refreshments, valet bike parking, and a chance to compete in a “Best Legs” contest onstage during intermission. Prizes include two free registrations for Cycle Oregon’s “Weekend at the Beach” ride this August.

All seats to the June 7 matinee are just $20 for cyclists. Call 503.2.BALLET for details or visit www.obt.org/bike. Bike to the Ballet is generously sponsored by Bike Gallery and KGW, and supported by the Bicycle Transportation Alliance and Cycle Oregon.