If I saw a toy ad on TV for my sister Christmas but i forget the name know it hooks up to PC and mac you can record your voice into edit make own music Help?

Based on your description, the toy you're referring to could be the Go! Microphone by VTech. This toy microphone connects to both PC and Mac computers and allows users to record their voices, edit them, and create their own music. It comes with various sound effects, musical instruments, and recording features that can be used to create unique audio tracks.