AWWWWWWWW......................
This give you a positive feel good/Psych effect, starting with the BRIGHT and vivid color scheme. The sweater has a fluffy "cloud" effect where you can't tell where the sweater ends and the cloud begins (or maybe they're one and the same?).
Finally the balled up fists, happy/excited grin, and sparkly eyes (reflecting or FILLED WITH stars?!?!?!?!?!?!?!) make the overall cuteness!
VERY nice art that perks you up!