Roger Federer teamed up with Grigor Dimitrov and Tommy Haas to deliver their own rendition of the timeless hit 'Hard To Say I'm Sorry' from the musical Chicago. 🎾🎵

DYK she starred in the original production of 'Chicago'? 🎭

When not only the piano is hot: 'Chicago.' 👯♀️

Doing 'Chicago' on Broadway is the biggest risk Rita took! 🎶

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