NCIS: Los Angeles actors LL Cool J and Chris O'Donnell interview (2010)

#NCISLA stars Chris O'Donnell and LL Cool J on the ET stage

Chris O'Donnell and LL Cool J, the stars of this season's No. 1 new drama -- "NCIS: Los Angeles," are on the ET stage with Mary Hart to talk Grammys, their kids' rival sports teams and tonight's episode featuring a deadly toxin.

"I was fully star-struck," Chris tells Mary about attending his first-ever Grammy Awards show. "I had such a kick sitting next to [LL] and seeing everybody come up and kiss the ring. My man here is like the elder statesman."

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