Cat Valentine (Ariana Grande) wears this pink bustier peplum top in this episode of Victorious. (Previously worn  HERE ).

The top comes in a range of other colors, check them out.  It has been on sale for a while now, so some of theses prices may be discounted by now :).

Navy HERE for $187
White HERE and HERE and HERE for $187
Floral HERE for $147
Pink HERE for $99
Bright Blue HERE for $187
Brown HERE for $83.50
Orange HERE for $188