Gabriel Agbonlahor's professional football career started in 2005. He played his first game for Watford on loan from Aston Villa. This means that he was still an Aston Villa player, but he was allowed to play for Watford to get experience. He then played for Sheffield Wednesday, again on loan. At 19 years old, he played his first English Premier League game in 2006 for Aston Villa. He started the match and scored a goal, although Villa lost 4-1 against Everton F.C.