Even without translation the story seems pretty straight-forward to me. Patchouli is bothering Anon cause she wants attention, Anon gets pissed off when Patchouli throws a fit (possibly insults) and punishes her.
Yukkuri Bar, Baidu Hmmm... probably.muu... muukii... kyupuu... yukyukii...muu...DUUWWAAAA'!! CAN' DAK' IDASDFGHJ... *cough*MUUBII!Cactus...
Patchy...YU?Wha'ss big sis' dooiing??You just said you want to be like the cactus right?Can mister cactus do mister "surfing"?PATCHY ALSO WANTS TO BE LIKE CACTUS WWAAAAAAAA!!Patchy also wants...