The Spiderman star, 41, and American actress, 35, matched in tennis whites and arrived at the tournament hand-in-hand before packing on the PDA in the stands.
The incident came after a fight broke out on a train between Brighton and Haywards Heath, West Sussex, at around midnight on July 1.
More than 100 travellers who had handed over up to £640 a head for a 'champagne supernova'-style day out were meant to arrive at Cardiff Central.
Horrific flooding that swept through a Texas summer camp killed at least five girls and several others are missing.
The Westlife star, 45, who shares daughter Ruby, with the blogger, tied the knot for the third time on Saturday.
The singer, 44, looked relaxed as he stepped out in a black shiny tracksuit which he layered over a black hooded jumper.