ct.com/entertainment/leisure/wtxx-video-the-cast-of-mad-men-singing-rick-astleys-never-gonna-give-you-up-20120905,0,6707390.story

WCCT

VIDEO: The cast of "Mad Men" Singing Rick Astley's "Never Gonna Give You Up"

By CT.com Staff

4:16 PM EDT, September 5, 2012

We can't imagine how much time went into creating this video, but it's very entertaining.