2009 Rockstar Energy Drink U.S. Open Rider Invite List Announced

_World's Top Riders Invited to Compete in the Intimate MGM Grand Garden Arena

AURORA, Ill. (June 23, 2009) - The Rockstar Energy Drink U.S. Open announced today the invited rider list at Las Vegas' MGM Grand Garden Arena October 9-10, featuring the world's top supercross racers for the two-night showdown.

After revising the Rockstar Energy Drink U.S. Open race format two years ago to a one-class-one-champion program, the invitations were extended to not only the world's top AMA Supercross class riders but also to the world's top AMA Supercross Lites class riders. Sixty-five invitations went out to the sport's biggest names, including reigning AMA Supercross class champion James Stewart, former two-time AMA Supercross class champion Chad Reed as well as the AMA Supercross Lites class champions Christophe Pourcel and Ryan Dungey.

Tickets for the 2009 Rockstar Energy Drink U.S. Open are available at Ticketmaster locations and www.ticketmaster.com, Carter Powersports in Las Vegas, the MGM Grand Garden Arena box office, www.ussx.com or by phone at (800) 745-3000.

For more information on the Rockstar Energy Drink U.S. Open, please log on to www.ussx.com. For all media requests, please contact Denny Hartwig dhartwig@feldinc.com or 630-566-6305.

_**2009 Rockstar Energy Drink U.S. Open Invited Rider List
1. James Stewart
2. Chad Reed
3. Andrew Short
4. Josh Grant
5. Kevin Windham
6. Ryan Villopoto
7. Ivan Tedesco
8. Davi Millsaps
9. Mike Alessi
10. Josh Hill
11. Matt Boni
12. Ryan Dungey
13. Jason Lawrence
14. Christophe Pourcel
15. Michael Byrne
16. Austin Stroupe
17. Jake Weimer
18. Tyla Rattray
19. Tommy Searle
20. Nico Izzi
21. Ryan Morais
22. Blake Wharton
23. Trey Canard
24. Dan Reardon
25. Brett Metcalfe
26. Heath Voss
27. Tim Ferry
28. Nick Wey
29. Paul Carpenter
30. Kyle Chisholm
31. Broc Hepler
32. Ben Coisy
33. Tommy Hahn
34. Tyler Bowers
35. Troy Adams
36. Ryan Sipes
37. Justin Brayton
38. Will Hahn
39. Chris Blose
40. Branden Jesseman
41. Matt Lemoine
42. Matt Georke
43. Jeff Alessi
44. Daniel Blair
45. Darran Durham
46. PJ Larsen
47. Steven Clarke
48. Kyle Cunningham
49. Broc Tickle
50. Ben Evans
51. Martin Davalos
52. Jeff Gibson
53. Brock Sellards
54. Josh Demuth
55. Chad Johnson
56. Nathan Skaggs
57. Gray Davenport
58. Michael Willard
59. Codi Adams
60. Keith Johnson
61. Willy Browning
62. Nathan Ramsey
63. Billy Laninovich
64. Jason Thomas
65. Jake Marsack
66. Jake Moss
67. Vince Friese

About Feld Motor Sports(tm)
Feld Motor Sports, Inc. is the world leader in specialized arena and stadium-based motor sports entertainment. Feld Motor Sports, Inc. productions include Monster Jam(r), Monster Energy(r) Supercross, AMA Arenacross Series, Freestyle Motocross, and IHRA(r) Nitro Jam(r). Feld Motor Sports, Inc. is a division of Feld Entertainment, the world's largest producer of live family entertainment. For more information on Feld Entertainment, visit www.feldentertainment.com.

About Rockstar Energy Drink
"ROCKSTAR is the world's most powerful energy drink. Enhanced with the potent herbal blend of Guarana, Ginkgo, Ginseng and Milk Thistle, ROCKSTAR is formulated to provide an incredible energy boost for those who lead active and exhausting lifestyles - from athletes to rock stars.

ROCKSTAR ENERGY DRINK is available in eleven amazing flavors: Original, Sugar Free, Zero Carb, Juiced Mango Orange Passion Fruit, Juiced Guava, Juiced Pomegranate, Tropical Punched, Punched Citrus, Roasted Mocha, Roasted Latte, and Roasted Light Vanilla. ROCKSTAR ENERGY SHOTS are available in Wild Berry and Tropical Punch flavors.

ROCKSTAR ENERGY DRINK is available at convenience and grocery retail outlets across the United States, Canada, Australia, Austria, Belgium, France, Ireland, New Zealand, Japan, Germany, Switzerland, Finland, Spain, The Netherlands, the United Arab Emirates, and throughout the United Kingdom."