Chace Crawford looks handsome as he poses for pics at the Chrysalis Butterfly Ball.  Lots of celebs attended annual ball held at a private residence in Los Angeles last night.  Celebs pictured:

• Lance Bass
• Amanda Bynes
• Jennifer Morrison
• Angie Harmon
• Jason Seahorn
• Anna-Lynne McCord
• Jamie-Lynn Siegler
• Chelsea Handler
• Mark Wahlberg
• Seth MacFarlane
• Adrian Grenier
• Kevin Dillon
• Kevin Connolly
• Jerry Ferrara

Lots of pics after the break

Click on thumbnails to enlarge

Photos:  WENN.com