Coldplay brought down the house Friday night with the final in a series of three concerts at LA's Hollywood Bowl.

In addition to the band's incredible roster of hits, Chris Martin lead the group in a slow, piano-driven rendition of the Beastie Boys' Fight For Your Right [to Party] in honor Adam "MCA" Yauch, who died of cancer at age 47 yesterday.

The crowd - including stars like Gwen Stefani, Ashley Tisdale, Ryan Phillippe, Zoe Saldana and even David and Victoria Beckham's son Brooklyn - stayed silent for most of the song and then went wild at the end. You've gotta see it ...

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