In the show, Yes the did.
Finn, but actually Finn was on the football team, not basketball
Will Schuester invented the glee club. He is the glee club teacher and the Spanish teacher.
Sam Evans has just been put back on Glee actually, in the epsiode Hold On To Sixteen. Rachel and Finn get him back to be in the Glee Club.
Mendelssohn Glee Club was created in 1866.
Harvard Glee Club was created in 1858.
Virginia Glee Club was created in 1871.
Morehouse College Glee Club was created in 1911.
No its is not its just a regular show about a (ludicrously unrealistic) glee club.
http://www.fox.com/glee/
A Murder in the Glee Club was created in 1997-11.
well, glee got its name because they are in the glee club. So it would just make sense for that to be the name.
Glee Club is exactly what it sounds like; a club. So no, it's just an extracurricular activity.