sunglasses Miley Cyrus gym workout fiji water tank top

And they're both in sexy tank tops!

Disney princess turned singing sensation turned movie star Miley Cyrus took her hunky boyfriend Liam to the gym with her in West Hollywood on Saturday and, yes, Ms. Miley looks great even in sweat pants. Not an easy thing to do! Liam looks de-lish too but we can't help but stare at his girlfriend's backside:

sunglasses Miley Cyrus gym workout fiji water tank top

So hot right now!