The winner and a friend get to attend two different basketball games with the 41-year-old, according to ETOnline.com.
All the proceeds from the auction will benefit Stephen Gaynor School, a US school that helps kids with learning disabilities.
The current bid stands at $34,000 [£21,000], with the auction set to finish on March 25.
The two games feature the New York Knicks and the New Jersey Nets and will take place on March 30 and April 8 at New York's Madison Square Garden and the Prudential Center.