Well, i agree with ANBU-Girl

Kakashi is the coolest guy in the series, NEXT! too sasuke brother. Itachi.

But killing the entire uchiha clan wasnt cool, so i guess kakashi is the number one pic?

Kakashi:
Mysterious, powerfull, pervert(???), interesting.

Seeing how he always reads Jirya's book flirting paradise from wherer Jirya gets his "inspiration"