Blonde Pawn Shop

One day A blonde walks into a pawn shop and says "I want to buy that T.V." and the pawn shop owner says "I don't sell to blondes!" So the blonde went home and died her hair brunette. The next day She went back and said "I want to buy that T.V." and the pawn shop owner says "I don't sell to blondes!" So the blonde went home and died her hair red. The next day she walked into the pawn shop and asked again to buy the T.V. and the pawn shop owner says "I don't sell to blondes," and she replied I have come in three different days with three different hair colors... How did you know I was a blonde?" she asked the man. He replies "Because thats a microwave you're asking to buy!