One who plays the French horn. Because of the way French hornists blow into their instruments and the very small size of the French horn's mouthpiece, French hornists are very well known for being amazing kissers.
1: Who do you like kissing the best?
2: That really cute band kid, Conrad.
1: Oh, him? Really?
2: He's a French hornist.
1: Oh, well that makes sense then. What's his number?