The first match at the home of English rugby is at 11am and the event finishes at 6.30pm - with a guaranteed total of 19 games in one day!
Warriors, placed in league one at the event, will face European Champions London Wasps at 12.05pm and also local rivals and Guinness Premiership finalists Gloucester at 1.45pm.
Supporters can be part of the action by taking advantage of the 'Buy one, get one free' offer on adult tickets. Tickets are on sale priced at £30 for adults and £15 for under 16s and can be bought direct from the club on 0870 990 5650.
Mark McCafferty, Chief Executive of Premier Rugby, said: "Rugby union will be top of mind this summer as the 2007 Rugby World Cup fast approaches, and the Middlesex 7s is always a top day of rugby entertainment with a great party atmosphere at the home of English rugby."
Brenda Hobday, Chairman, Middlesex Charity Sevens, said: "As the new Chairman I very much hope that, working with our partners at Premier Rugby, we can build on this fantastic day of skilful fast rugby that so many fans look forward to. Where else can you see all 12 Guinness Premiership Clubs on one day? It's a rugby fan's dream."
Warriors are also planning to run a supporters coach to the Middlesex Sevens, subject to sufficient interest. The coach will be £14 per person, or £13 per person for season ticket holders. For further details call the Ticket Office on 0870 990 5650.
For more information on the event visit www.middlesex7s.com