Coldplay honored the memory of Amy Winehouse with a moving rendition of "Rehab" during their show at the Samsung AT&T Summer Krush concert -- while a TON of stars watched in the crowd.
Lindsay Lohan, Gwyneth Paltrow, Channing Tatum, Kate Bosworth and Heidi Klum were all at UCLA to check out the show.
So to summarize -- Coldplay played "Rehab" in front of Lindsay Lohan ... who once went to rehab at UCLA.
THE AMY WINEHOUSE TRIBUTE
8/4/2011 8:10 AM PDT BY TMZ STAFF
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