Hello, are you a fan of the NBA? 
Not really, I don't know much about sports.
National Basketball Association
The National Basketball Association (NBA) is a men's professional basketball league in North America, composed of 30 teams (29 in the United States and 1 in Canada). It is one of the four major professional sports leagues in the United States and Canada, and is widely considered to be the premier men's professional basketball league in the world. 
The league was founded in New York City on June 6, 1946, as the Basketball Association of America (BAA). It changed its
began smoking a cigar, and as he moved to another topic, Madonna interrupted him, in an opening salvo soon to be indicative of the random provocations to come: "Incidentally, you are a sick f*ck. I don't know why I get so much sh*t."
Letterman steered his questioning toward her private life and, in particular, the singer's reported relationships with several NBA players. Madonna replied with a series of sexual innuendos, commenting "that [overhead] microphone is really long"; Letterman responded