David Brooks' classy display was the catalyst for Bournemouth thrashing Swansea 5-0 to become the first team to book their place in the FA Cup fifth round.Wales international Brooks scored one goal and provided two assists as the Cherries racked up their biggest FA Cup win against a Football League side since beating Bristol Rovers 6-1 in the 1927-28 season.Both teams made five changes from their weekend line-ups, with Ireland goalkeeper Mark Travers starting between the posts for the hosts and Gavin Kilkenny coming on as a second-half sub, but that did not stop Bournemouth making light work of their Championship visitors to move into the last 16 for only the third time since 1989.Andoni Iraola's Premier League side stormed into a 3-0 lead with less than a quarter of an hour gone as Swansea's defence completely capitulated on the south coast.The Cherries took the lead in the seventh minute when defender Lloyd Kelly came up from the back to find himself unmarked to hook Brooks' free-kick into the roof of the net.Three minutes later Brooks broke free down the right before pulling the ball back for Alex Scott to make it 2-0.Kyle Naughton hit the post for the visitors before Luis Sinisterra scored Bournemouth's third goal with a confident finish into the far corner after Swansea goalkeeper Andrew Fisher had passed the ball straight to Scott.The irrepressible Brooks had to wait until 10 minutes before half-time to get the goal he fully deserved after keeping himself onside to latch onto Dominic Solanke's slide-rule pass before side-footing past the helpless Fisher.Top-scorer Solanke, who had already fired wide from another Brooks free-kick, grabbed the home side's fifth a minute before half-time after more dreadful defending