In doing so , Daley became the first British diver to win multiple medals across World Championships , and the first British double world champion .
Tom Daley and Rebecca Gallantree became the first ever winners of the Mixed team event .
In doing so , Tom Daley became the first British diver to win multiple medals across World Championships , and the first British double world champion .
Tom Daley and Rebecca Gallantree became the first ever winners of the Mixed team event .