Instruct: Classify Amazon reviews into positive or negative sentiment
Query: WOW!!!.. This album is crack to the ears!!!!!!!!!!!!!!!!!!!!

J.Lo, yo I gotta tell you I was not really a fan of your music until I heard this very uptempo classic fun album. J.Lo I must say to your best album yet..Keep up the good work...Forget the haters they just want to be U..Get the dirt off ur shoulders!!!