Day 4! Alright. We’re past the hump. The end is in sight. You’re doing great! This video’s a little shorter, but it packs quite the punch.
Christina is back again! In all her core-strengthening glory:

Day 4! Alright. We’re past the hump. The end is in sight. You’re doing great! This video’s a little shorter, but it packs quite the punch.
Christina is back again! In all her core-strengthening glory:
