Amber Rose and Nick Simmons — We’re Just Friends … WINK

100514_amber_rose_launch Nick Simmons swears up and down he and Amber Rose are just friends … but it reeks of a cover up.

Nick and Amber were once again out on the town last night and hit up the Roxy.  When we asked about their “new relationship” … Nick tried shooting down the whole thing.

When our photog reminded him of the video showing them grinding on each other at Playhouse — Nick response was … well, not compelling.

Check it out and tell us what you think.