Help finding game or mod

[u/Wpb77]

https://store.steampowered.com/app/427730/Whos_Your_Daddy/

https://youtu.be/6iIDoTcAB1E?si=mPEF_2MYx-n9ngTF

My son saw this Yt video and want to run around stealing cars, causing trouble, etc as a baby. Is this a GTA mod or another game. I don't think it is the game in the steam link. Any help would be great please.