Video: Lady Gaga Makes ‘Oprah’ Debut

Lady Gaga, who had to postpone her show at Purdue University last night due to exhaustion and dehydration, made her “Oprah Winfrey Show” debut on Friday’s live episode in Chicago. Catch her interview and performance below.

All proceeds from Gaga’s January 24 show at Radio City Music Hall will be donated to help victims of the Haiti earthquake.