The half-up, half-down ponytail with pinned side bangs was Ariana Grande's go-to look during the early days of her rise to pop stardom, and now we understand why she rarely deviated from the 'do then.

Ariana Grande / UMG / Via giphy.com In a new Instagram vid, Ariana Grande revealed that she went short — like, just at the shoulders short — and chopped her hair into an adorable bob that ...