Jacques Kallis smashed a breezy unbeaten 73 and took three wickets to steer Royal Challengers Bangalore to Super Eight stage of the Champions League as the Indian side trounced Otago Volts by 80 runs in Chennai.The hosts joined Cape Cobras from group C in the quarter-final league after winning their do-or-die match convincingly at M Chinnaswamy stadium.Bangalore top order put a superb show after opting to bat as all the four batsmen who came to bat made contribution in rattling up a massive 188 for two.The hosts then skittled out the Kiwi side for a scrimpy 108 with 2.1 overs to spare.Kallis, who batted through the innings, put on a quick- fire 75 for the first wicket with Robin Uthappa (42) to give Bangalore a brilliant start.