The Fairly OddParents - 2x02a - Boy Toy

Timmy and his friends are having fun destroying their old toys when he notices his old Crimson Chin action figure. Timmy is reluctant to let the action figure go just yet, and decides to wish the toy to life and for him to be doll-sized so he could share one last adventure with his old friend. Vicky's little sister Tootie, who is obsessed with Timmy, notices Cosmo and Wanda disguised as dolls and takes them to her house to add to her Timmy Turner item collection, and now Timmy must journey to her house on foot to get them back, all the while stuck the size of a small toy!