After being known first for belting "Good Luck Charlie's" opening theme song ("Hang In There Baby") as well as her ...

you was a baby,” he said to Talerico. "I watched you grow up. I watched all of y’all. Literally, you are my childhood.” Related: Ready to Feel Old? Good Luck Charlie’s Mia Talerico, Now 15 ...

Teddy, as the older sister, makes a personalized video diary for Charlie, in each episode adding a nugget of wisdom for her baby sibling.