VIDEO: Gabourey Sidibe's Mom's Got Talent!

By:OK! Staff

June 16 2010, Published 5:35 a.m. ET

Gabourey Sidibe has her moment in the spotlight and now's it her mother's turn! Alice Tan Ridley got up on the America's Got Talent stage and wowed the crowd with her "subway" rendition of Etta James' "At Last."

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At last, Alice has shared her voice with more than just the subway crowd! Sharon Osbourne asked, "Millions of people must have gone back and forth on that subway over 20 years, how come nobody signed you?"