Joe Manganiello spends an entire hour on his abs at the gym

The hunky actor was spotted dedicating an hour to his washboard stomach.

Jonathan Tucker Workout Routine: How he got SHREDDED for Kingdom!

Músculo Joe Manganiello

How To Get A Joe Manganiello Body

Músculo Joe Manganiello

I Tried Joe Manganiello's Diet and Workout Regimen

Sofia Vergara 'Upset' Joe Manganiello Is Moving On With New Woman

The Six-Pack Ab Moves Your Trainer Didn't Tell You About - Men's Journal

Joe Manganiello Reveals His Secrets To Abs After 40

Hers' Guy Joe Manganiello on Grit, Hard Work, and Making His Own Transformation - Muscle & Fitness