Foxx had started talking about Cyrus on his Sirius satellite radio show after someone brought up the singer's recent feud with Radiohead. Foxx said: "Who is Miley Cyrus? The one with all the gums? She needs to get a gum transplant!"
Foxx noted to Jay Leno that he was doing a routine, saying: "Sometimes as comedians, you know, we go a little too far."
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