It wasn’t Leonardo DiCaprio’s birthday this weekend … but it sure felt like it … he was seen going straight up “Wolf of Wall Street” on Rihanna at the Playboy Mansion. It’s a good thing for Leo … designer Nikki Erwin had boyfriend/producer Chuck Pacheco — “Alpha Dogs,” “My Sister’s Keeper” — invite him to her star-stacked 30th B-Day at the Playboy Mansion Saturday , Cap and RiRi were gettin’ super steamy and even swapping spit. –
