Everything's Coming up Roses: (Phrase) Derived from the iconic song title, generally means that one's outlook on life has taken a turn for the better.

Uhhh... Something's coming up, but it sure as hell ain't roses. I guess if you're going to show up at the premiere of your movie dressed as the parade float for the local flower show, it would be almost stupid not to match your shoes and clutch to blend in. Wouldn't want anything detracting attention from the huge bouquets of flowers strapped to your shoulders, after all.

More of Lake Bell at the What Happens in Vegas (it's really called that?!) premiere: