The actor will narrate the GOP candidate's campaign film.
In The Know
Stewart says it's "embarrassing" that first responders have "to beg for medicine."
The quarterback and the GOP front-runner are big fans of each other.
The Congressional BBQ Cook-Off is poised to take place at 5:30 p.m.
Kaling says she was seeing a White House staffer, but then things got complicated.
Rebecca Kheel 09/16/15 11:51 AM EDT
Stewart is urging Congress to renew health benefits for first responders.
Radcliffe loves the conspiracy theory that Trump is running for the White House to help Hillary.
The eccentric actor starred alongside the candidate in two seasons of "Celebrity Apprentice."