
PacificCoastNews.com; Rich Schmitt/ZUMApress.com
It seems like Donald Trump wants to get hired as some kind of relationship expert.
First he was doling out advice for Robert Pattinson and Kristen Stewart. Now the Trumpster's providing his unsolicited opinion on Katy Perry and John Mayer's on-again, off-again romance.
"@katyperry is no bargain but I don't like John Mayer," Trump tweeted Friday. "he dates and tells--be careful Katy (just watch!)."