Last night, Modern Family's Jesse Tyler Ferguson appeared on Conan to discuss the nationwide conspiracy that is branding him as an ""actress,"" to make fun of his Modern Family costars Julie Bowen and Sofia Vergara, and to recount the time he said ""true dat"" to President Obama.

Coldplay frontman Chris Martin stopped by The Colbert Report to face off with Stephen in a battle of wits and Emmy nominations.

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Back on Conan, Steve Harvey showed up to explain the benefit of mixed-race audiences, and to share his philosophy on the ""empire-ending"" power that women have over men.