Pull up to his knees. He's almost to his feet!
Climb onto the bouncy seat. And while he's there, lick a few of the seat parts just to see if they're tasty.
Unfortunately, O has a harder time getting himself OUT of the bouncy seat than he does getting in, as you can see in the background of this picture. Reese seems oblivious to O's distress. He is busy showing off his two-tooth grin.