Definition: Given a 'poster' sentence and a corresponding 'response' (often, from Facebook or Reddit)classify the sentiment of the given response into four categories: 1) Positive, 2) Negative, 3) Neutral, and 4) Mixed if it contains both positive and negative.
Input: Poster: So excited to perform on Dancing with the Stars on 11/20! I have another surprise for you guys but can't share just yet! xoP  Responser: Goodluck paula I hope u win

Positive