There’s something extra-heartwarming about toddler birthdays. At age 2, everything is new, exciting, and just a little bit magical — especially when the theme is one of the most beloved children’s books of all time: If You Give a Mouse a Cookie . When Isaac’s mom reached out, she had a clear vision: she wanted the party to feel like stepping right into the pages of Laura Numeroff’s classic story, complete with cookies, a mischievous little mouse, and of course… balloons! We c