In addition to baby Wilder, CaCee and Donald have a 20-month-old son, Rocco. He's buddies with Jess and Eric Johnson's daughter Maxwell, who turns 3 this Friday, and son Ace, who turns 2 on June 30.

No word yet on whether Donald and CaCee are hoping for a third kid (to be fair, they literally just welcomed baby No. 2), but their pals Jessica and Eric are stopping with two! As the always candid blond beauty said on Ryan Seacrest's  KIIS-FM radio show last year, "Oh, we are done!"

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