It was at Lakeside School where bill met paul Allen,who was two years his senior. The two became fast friends,bonding on their common enthusiasm over computers,even though they were very different. Allen was more reserved and shy. Bill was feisty and at times combative. They both spent much of their free time together working on programs. Occasionally,they disagreed and would clash over who was right or who should run the computer lab. On one occasion,their argument escalated to the point where Allen banned Gates from the computet lab.