A female Spotted boxfish (Ostracion meleagris)...you can also see a hopeful Scarlet cleaner shrimp (Lysmata amboinensis) popping out at the top right.

A Thornback cowfish (Lactoria fornasini) gives me a once-over.

You know, Thornback cowfish (Lactoria fornasini) can't help their facial expressions--their bodies are completely rigid bone boxes--but every one I've ever seen seemed sullen and disapproving...