Big Slick Celebrity Weekend Benefiting Children's Mercy Hospital Kansas City

Participants pose for a photo after the celebrity softball game for the Big Slick Celebrity Weekend benefiting Children's Mercy Hospital Kansas City June 19, 2015 in Kansas City, Missouri.

Actress and singer Selena Gomez steps up to the plate as she prepares to bat during the Big Slick Celebrity Softball Game at Kauffman Stadium on June 19, 2015 in Kansas City, Missouri. Big Slick celebrity weekend raises money for Children's Mercy Cancer Center. Paul Rudd introduces Selena Gomez to a fan before the celebrity softball game for the Big Slick Celebrity Weekend benefiting Children's Mercy Hospital Kansas City June 19, 2015 in Kansas City, Missouri.

Celebrities sing Take Me Out To the Ballgame on the field during the seventh inning stretch at Kauffman Stadium for the Big Slick Celebrity Weekend benefiting Children's Mercy Hospital Kansas City June 19, 2015 in Kansas City, Missouri.