Bill Cosby has weighed in on the drama over his one-time costar, Phylicia Rashad, and her new bosses at Howard University … agreeing that if they can her, they gotta refund him. The freshly-released Cosby tweeted about the fallout from Phylicia’s controversial comments last week — in which she ecstatically celebrated Bill’s conviction being overturned, calling it “justice” — and he did so by simply concurring with another person’s POV on the sitch.