There's nothing unmanly about curling up with a beloved kitty, and a group of hunky L.A. dudes hopes to change that gender bias one rippled ab at a time, thanks to a new charity calendar.

It's called "6 Packs/9 Lives," and true to its title, the calendar allows people to spend each month with a good-looking muscleman who poses with cats while dressed (or undressed) in an outfit appropriate for that time of year.