Tennis great Chris Evert may be as cute as a button, but she's also a beast on the court. Joining her today was Victoria Azarenka, two-time Grand Slam Doubles champ, sharing the work their doing off the court.

Evert and Azarenka are partnering with American Express to bring youngsters the opportunity to be the Next Contender. Between 8/23 and 9/11, each Tweet of support using the hashtag #gonextcontenders will equal $1 from American Express towards building fresh courts for kids.

For more info, visit NextContenders.com.

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