The Hills Season 6 Episode 6 (The Hills s06e06) with title “An Old Flame” airs on Tuesday, June 1st 2010 at 10:00 pm via MTV.
Here is summary for The Hills Season 6 Episode 6 :

Kristin tries to move on from Brody. Meanwhile, a run-in with Justin has Audrina questioning her relationship with Ryan. Elsewhere Lo hangs with Brody’s new girlfriend.

Few hours after original series aired on TV, online streaming video for The Hills Season 6 Episode 6 usually available on Net and of course, if video available, as soon as possible will show you where you can watch this episode for free.