Englishman Justin Rose has booked his ticket to Bermuda after pipping home country favourite Phil Mickelson to win the US Open at Merion GC on Sunday.The 32-year-old world number three will play alongside Masters champion Adam Scott in the 31st PGA Grand Slam of Golf at Port Royal in October.They’ll be joined by the winners of the next month’s British Open and the PGA Championships in August.The Slam has a purse of a $1.35 million with the winner receiving $600,000. Second place is worth $300,000, third place $250,000 and fourth place $200,000.“Justin Rose’s name is now added to the list of great Britons who have won Majors like Nick Faldo and Tony Jacklin,” said David Charles, Senior Director of Championships for the PGA of America.“This is exactly the calibre of player who makes up the field of Grand Slam participants every year. It’s truly the most difficult tournament in the world to qualify for.”Andy Burrows, Chairman of the 2013 PGA Grand Slam, added: “We have two golfers in their early 30s who are on the rise. That fact along makes this year’s Grand Slam a hot ticket and we still have two qualifiers to go. We’re really looking forward to this one.”In the past the TNT prime-time broadcast of the event has reached a worldwide audience of 88.9 million US homes and international viewers in more than 100 countries.The event will be played on October 14-16.