In his rubbery Botox-android way, he's creepy to look at (and he makes you wonder if this will be the future for aging movie stars), but there isn't much to Clu besides his telegenic blank stare.

CNN: 'TRON: Legacy' makes novelty look cool

Regardless of paternity, such a day was first celebrated on Tuesday, September 5, 1882, in New York City, when members of the CLU took an unpaid day off to demonstrate solidarity and, of course, have picnics.

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It transpires that Bridges' Flynn hasn't been doing much for 20 years but sitting around -- the portal that would allow him to leave has been sealed off -- and his fascist nemesis, returning from the first film, is once again Clu, now played by a digitized version of the young Bridges.

CNN: 'TRON: Legacy' makes novelty look cool