The 21-year-old from Hertfordshire, a surprise bronze medallist in the pommel when Smith claimed silver at London 2012, is now his country's leading man, the all-around Commonwealth champion and a three-time Commonwealth gold medallist.
Tunney competes alongside 19-year-old Hannah Whelan, who won bronzes on both beam and floor at this year's European Championships, three-time Commonwealth champion Imogen Cairns, and Jenny Pinches, the British beam champion.
According to news reports, D'Arcy was out at a pub with other members of the newly chosen Oz swim team when a fight broke out, which resulted in the former swimmer, Aussie and one-time Commonwealth Games champion Simon Cowley, suffering severe facial injuries that included a broken jaw, broken nose, fractured eyesocket, crushed cheekbone and fractured palate.
The four-time Commonwealth champion was also fourth in the beam competition.
Four-time Commonwealth Games gold medallist Claudia Fragapane, 17, is one of four gymnasts in the women's squad.
Two-time Commonwealth champion Craig Heap is a judge on Tumble and is enjoying seeing his sport in the limelight.
White joined Scotland's two-time Commonwealth medallist Robert Blair whilst Adcock was paired with another Scottish player, Imogen Bankier.
Four-time Commonwealth champion Fragapane scored slightly lower than expected for her vault and floor routines, but was please to gain experience of a first World Championship final.
The women's qualification round begins on Sunday with the British women, including four-time Commonwealth champion Claudia Fragapane, in the second group who compete on Monday.
