There was a great A-10C demo at The Royal International Air Tattoo, excluding the mishap due to mechanical problems on Saturday. Here's some more related video stuff, already posted on YouTube:
RIAT 2011 - USAF A10 Demo Rehearsal
RIAT 2011 A-10 WestCoast DemoTeam Rehearsal USAF
Spangdahelm A-10 Goes Lame During Display. RIAT 2011 Saturday.
USAF A10 display RIAT 2011
A10 West Demo Team Warthog at RIAT 2011