The singing sisters showed off some mad skills in the vid with their trainer, Larry Cyrstal, or “ninja” as AJ refers to him as. Aly & AJ were seen breaking blocks of wood and pumping up their arm muscles. AJ even managed to do a crunch with her puppy snuggled up behind her head on her yoga mat!
Check out the rest of their training below –
Aly & AJ Stay in Shape!