September 2004 - Becomes youngest player to appear in Southampton's reserve team after coming on against Watford at just 15 years and 175 days.

August 2005 - At just 16 years and 143 days, Theo becomes Southampton's youngest ever player to appear in their first team when coming on as a sub in the goal-less draw against Wolves.

October 2005 - Walcott makes not only his full first team debut at Leeds United but also scoring his first goal. Southampton still lost 2-1.

October 2005 - Scores again on his full home debut against Stoke City, which sees his side win 2-0.

January 2006 - Leaves Southampton to join the Guneers, Arsenal signed him in a deal worth up to £12m.

February 2006 - Makes debut and scores for England Under-19s. England beat Slovakia 3-0.

March 2006 - The 'scholar' signs a professional contract with Arsenal on birthday.

February 2006 - Theo makes first appearance and scores for Arsenal in their reserve match against Portsmouth.

May 2006 - Came on as substitute for Jermaine Jenas to earn first England B cap. England lost 2-1.

May 2006 - Named in England manager Sven-Goran Eriksson's preliminary World Cup squad.

May 2006 - The winger becomes England's youngest player ever after coming off bench for England 'A' in their 3-1 win over Hungary.

August 2006 - Theo dropped by new England manager Steve McClaren to the Under-21s for their Euro 2008 qualifying match against Moldova. He scored on his debut with a header after three minutes and became the youngest scorer in England Under-21 history.

August 2006 - Makes Premiership debut after coming off the bench in the 1-1 draw at home against Aston Villa.

August 2006 - Theo comes off the bench to make Champions' League debut against Dinamo Zagreb.

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