Will Ferrell Reacts to His Sons Calling His UNDERWEAR AD ‘Sexy’ (Exclusive) // TRAIN BRAIN

Will Ferrell Reacts to His Sons Calling His UNDERWEAR AD ‘Sexy’ (Exclusive)

Will Ferrell chats with ET's Cassie DiLaura at the premiere of his new show, 'The Hawk,' streaming July 16 on Netflix. Will opens up about having his sons, Mattias and Magnus, supporting him at the premiere and reacts to them giving his new underwear ad their seal of approval. Plus, the actor shares his advice for co-star and first-time dad Luke Wilson.
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