BABY IT'S COLD OUTSIDE 
The original from Neptune's Daughter
Neptune's Daughter is a 1949 musical romantic comedy film released by Metro-Goldwyn-Mayer starring Esther Williams, Red Skelton, Ricardo Montalbán, Betty Garrett, Keenan Wynn, Xavier Cugat and Mel Blanc. It was directed by Edward Buzzell, and features the Academy Award winning song Baby, It's Cold Outside by Frank Loesser.

RICARDO MONTALBAN SINGS!!!! 
OMG IT'S KHAN SINGS