"I actually think I stopped singing at one point to kiss him, which is weird!"

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Hathaway was a more enthusiastic host even singing at one point and enduring at least five costume changes.

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Asked why "Idol's" ratings have softened, Darnell agreed with TV analysts who point to the flood of singing competition shows.

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He also invited Jackie Chan, the Chinese kung fu movie star, to lecture at Oxford, singing with him on stage at one point.

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