"Karaoke Christmas" – Even while portraying Santa, Mike cannot contain his frustrations over Molly’s Christmas spending and warns unsuspecting children about the dangers of maxing out credit cards to buy toys. Later, while Molly’s family enjoys holiday festivities at home – complete with Christmas carols on Victoria’s new karaoke machine – Mike and Molly get roped into spending Christmas Eve at church with Mike’s mother and boss, on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Pictured: Jim the dog Photo: CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved

"Karaoke Christmas" -- Molly (Melissa McCarthy, right) greets Mike (Billy Gardell, left) at the door before he breaks the news that he’s agreed to spend Christmas Eve at his mother’s house this year, on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" -- Molly (Melissa McCarthy, row 2 left center) and Mike (Billy Gardell, row 2 right center) are dragged to Christmas mass by Peggy (Rondi Reed row 2 left) and Patrick (Gerald McRaney row 2 right), on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" -- Mike (Billy Gardell, row 2 center) and Molly (Melissa McCarthy, left) try to look more spiritual in front Mike’s boss, Patrick (Gerald McRaney row 2 right), on MIKE & MOLLY, Monday, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" --Joyce (Swoosie Kurtz, left) admires Vince’s (Louis Mustillo right) new toupee, on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" --Harry (David Higgins left) demonstrates the Sing-Along 9000 karaoke machine to Molly (Melissa McCarthy right), on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" --Vince (Louis Mustillo, center) gets emotional when he watches IT’S A WONDERFUL LIFE with Joyce (Swoosie Kurtz, right) and Victoria (Katy Mixon, left), on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.

"Karaoke Christmas" -- Harry (David Higgins, left) sings a karaoke duet with Victoria (Katy Mixon, right), on MIKE & MOLLY, Monday, Dec. 17 (9:30-10:00 PM, ET/PT) on the CBS Television Network. Photo: Michael Desmond/CBS ©2012 CBS Broadcasting, Inc. All Rights Reserved.