When it comes to the "Mad Men" cast, who is the best dancer? Most idealistic? Most innocent?
In a broadcast-exclusive interview, the stars of AMC's "Mad Men" joined creator Matthew Weiner and ABC News' Diane Sawyer in outing one another on their behind-the-scenes secret talents.
Can Jon Hamm sing? Watch the video above and find out.
With 15 Emmys and four Golden Globes under its belt, "Mad Men" enters its seventh - and final - season Sunday with part one.
The broadcast-exclusive interview airs Thursday on " World News with Diane Sawyer" at 6:30 p.m. ET and " Nightline" at 12:35 a.m. ET and then Friday on " Good Morning America" on ABC and on " AM Tonight" at 9:00 p.m. ET on Fusion.
Excerpts will also be featured on ABC News Digital, ABC News Radio and ABC NewsOne.
Check back Wednesday for more exclusive clips from the interview.