new phone, who dis

When a person asks you a question you don't want to answer you say "new phone, who dis" to avoid answering. From vine Wellington Boyce.
> Side chick: babe
> You: Wuts up ?
> Side chick: I love you;)
> You: new phone, who dis?
> Side chick: what!?
> You: NEW PHONE, WHO DIS!? NEW PHONE, WHO DIS!?