SOUUSes

As Quinn is literally using only her arms to climb up the ladders at the playground at the Texas State Aquarium, Pam says "Yup, she is an S-O-U-U-S." Shefman - Of - Unusual -Upper -Strength. (Also a reference to the 1987 cult classic "Princess Bride" which had R-O-U-Ses (Rodents Of Unusual Size.)