Cali’ as he likes to be called or ‘Calibar’ as he is better known, emerged in the Grime scene in 2003 with his crew ‘Combination Camp’ (MC's Wretch 32, P Nero and Caps). From doing radio sets on North Londons pirate radio station Heat FM and rave appearances the crew attracted reasonable attention with Calibar being at the forefront. But the following years were to see Calibar concentrate on other things away from music opening the way for partner in rhyme Wretch 32 to get more of the spotlight.