1985: Born April 1 in Johannesburg, South Africa.

1994-96: Member of Great Britain Under-12 squad.

1999: At the British Junior Championships she takes third in the all-around and first in floor exercise.

2000: Finishes second on uneven bars at Hungarian International. Wins all-around gold at the Junior Commonwealth Games in Scotland.

Finishes 14th in all-around and sixth on uneven bars at Junior European Championships in Paris. At British Junior Championships she takes third place in all-around and first on uneven bars. Also first on floor exercise.

2001: At senior World Championships in Ghent, Tweddle finished 24th in all-around and ninth with team. Secures first place at British Championships on both all-around and uneven bars.

Takes seventh place on balance beam at Cottbus Cup in Germany, and first on uneven bars in Great Britain v Romania international match.

2002: Finishes first on uneven bars at Cottbus Cup. Becomes overall British champion for second straight year - winning on uneven bars and beam, while taking bronze in vault and fourth on floor.

July 27 - Wins silver as member of women's team at Commonwealth Games.

July 29 - Takes gold in women's uneven bars at Commonwealth Games.