On TV Tonight: Friday May 25, 2012

NET 8PM 8:30PM 9PM 9:30PM 10PM 10:30PM
ABC Shark Tank (R) Primetime: What Would You Do? 20/20
CBS Undercover Boss (R) CSI: NY (R) Blue Bloods (R)
CW Nikita (R) Supernatural (R)
FOX Kitchen Nightmares (R)
NBC Who Do You Think You Are? (R) Grimm (R) Dateline NBC
HBO The Ricky Gervais Show Real Time With Bill Maher

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