Company C Contemporary Ballet rehearses with guest choreographers for its upcoming 2009 Season. Lines Ballet's Gregory Dawson rehearses "Which Light in the Sky is Us" and San Francisco Ballet's Val Caniperoli sets "boink!" on the Company. Company C Contemporary Ballet will be performing both pieces in 2009 at the Lesher Center for the Arts in Walnut Creek, January 23-24, the Cowell Theater in San Francisco, February 7-8, and the Mountain View Performing Arts Center in Mountain View, February 21-22.