Well yeah, once 2 kids have some disagrees, the fight is on.
Thats actually pretty lame and boring.
They shall be happy about with these things, they got. Instead of showing their pissed off face, they should be a little more gratefull.
And btw, the theard is circeling around over and over again.
"SRZ is boring" --> "KJ is a baka" --> "Eri vs Yakumo" --> "Harima ends up alone" --> "SRZ is boring" --> ..........