The Big Time Rush Special Mother's Day Episode on May 7

Photo: Courtesy of Nickelodeon

Big Time Rush is celebrating Mother's Day with an episode that introduces James' mother, played by Lisa Rinna.

When Mrs. Diamond, nicknamed the "Estee Lauder of the Midwest," shows up in Palm Woods to take James back home, the band must figure out how to keep him from joining the family business back in Minnesota.

Check out the exclusive vid clip from TV Guide.com!

Big Time Rush airs Saturday (May 7)