1 of 6
2 of 6
All work and no play makes George a dull boy, so he gets busy with a colorful toy during the get-together with 10 other tots and their parents. "It's madness, there are babies everywhere!" William (not shown) remarked.
3 of 6
The duchess (in a Tory Burch geometric dress) looks delighted while her serious son surveys the scene. Later, the young prince played on the floor and – like a typical baby – helped himself to other children's toys!
4 of 6
YOU LOOKIN' AT ME?
Flashing his big brown eyes, George, in an adorable sailboat jumper by Rachel Riley, channels his best princely pout.
5 of 6
The duchess holds onto her tiny tot while George does his best Salvador Dalé impression with a handful of Mom's hair.
6 of 6
He's not feeling blue: Resting comfortably in Mom's arms, an inquisitive George gives his full attention to a plush bear.
David Arquette Opens Up About Co-parenting with Courteney, Plus Sophie Turner Reveals Key to Relationship with Joe
Paul Nicholls Rescued Three Days After Falling from Thai Waterfall: 'I Am Lucky to Be Alive'
Kit Harington Is the Center of Attention in Italy, Plus Kate Winslet, Natalie Portman & More
Lea Michele Is Dating Longtime Friend and Clothing Company President Zandy Reich
Catfish's Nev Schulman Readies for Hamptons Wedding — Get the Details!