It’s “Cha la head cha la!” But sang by Izumi Konata (Hirano Aya)! If your non-Otaku friends didn’t feel like strangling you before, they will after listening to this ringtone a gadzillion times! Also it’s another great waker-upper for that black, lousy, and rainy Monday morning!
EDIT: WARNING. Listening to this ringtone may cause the following side effects: Psychotic rage, anger, fear, and extreme aggression, pissinitis, the phone smash disease, the konking your friend on the head disease, the asskicktus syndrome. This web site is not responsible for any damages associated with any usage of this ringtone including downloading, letting the ringtone going off in the public, letting the ringtone going off in the bedroom, letting the ringtone going off in your girlfriend’s bedroom, and any other places. Potential fatalities are the sole responsibilities of the user, the intended audience, the police, the military, the CIA, the FBI, the FEMA, and the X-files agents.