George Strait served in the Army from 1971-75

onstage during the 44th annual Academy Of Country Music Awards' Artist of the Decade held at the MGM Grand on April 6, 2009 in Las Vegas, Nevada.

Tony Bennett served in the 63rd Infantry in WW2

<> at AT&T Park on September 27, 2011 in San Francisco, California.

Hugh Hefner served in the US Army

<> on October 13, 2011 in Los Angeles, California.

Alan Alda was in Korea in the Army Reserve

attends the world premiere of "Tower Heist" at the Ziegfeld Theatre on October 24, 2011 in New York City.

Drew Carey served 6 years as a Marine

LOS ANGELES, CA - JULY 19: Actor Drew Carrey arrives at the CBS Summer "Stars Party 2007" held on the Wadsworth Theatre "Great Lawn" on July 19, 2007 in Los Angeles, California (Photo by Frazer Harrison/Getty Images)

Ice T was Tracy Marrow when he served in the Army

<> the New York premiere of "The Devil's Double" at SVA Theater on July 25, 2011 in New York City.

Johnny Carson was in the Navy, Ed McMahon was a Marine

Former TV show host Ed McMahon attends a book signing for his new book "Here's Johnny! My Memories of Johnny Carson, The Tonight Show And 46 Years Of Friendship" at Book Soup on December 8, 2005 in West Hollywood, California. *** Local Caption *** Ed McMahon

Former Army Ranger Craig Morgan

Singer/Songwriter Martina McBride performs during Country Thunder music festival - Day 3 on July 23, 2011 in Twin Lakes, Wisconsin. *** Local Caption *** Martina McBride

Elvis was drafted into the Army in 1958

Elvis Presley's worn formal dress Army cap on display during a private media viewing March 16, 2011 of select items from Gotta Have It!ís online Rock & Roll Pop Culture Auction to be held on October 16th at the "Gotta Have It!" store in New York. AFP PHOTO / TIMOTHY A. CLARY (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Montel Williams served with the Marines

attends the James Blake Annual Charity Event at Las Chicas Locas on September 12, 2011 in New York City.

"Idol" Josh Gracin served as a Marine

attends International Entertainment Buyers Association Conference and Hall of Fame on October 3, 2011 in Nashville, Tennessee.

Clint Eastwood served with the US Army

WASHINGTON, DC - NOVEMBER 08: Clint Eastwood attends the "J. Edgar" Washington, DC premiere at The Newseum on November 8, 2011 in Washington, DC. (Photo by Riccardo S. Savi/Getty Images)

"Boombastic" rapper Shaggy was a Marine

<> on July 3, 2011 in Graz, Austria.

Wendy's founder Dave Thomas was in the Army

369244 11: (FILE PHOTO) Dave Thomas, founder of Wendy's Old Fashioned Hamburgers restaurants, speaks during a ceremony at the Cradle Adoption Agency May 11, 2000 in Evanston, IL. Thomas died at his home in Florida, a company representative of the Wendy's fast-food chain said January 8, 2002, although the cause of death was not disclosed. (Photo by Tim Boyle/Getty Images)

The USAF joined Chuck Norris

NORTHRIDGE, CA - OCTOBER 4: Actor Chuck Norris poses during a book signing for his new book "Against All Odds" at Borders Books on October 4, 2004 in Northridge, California. (Photo by Frederick M. Brown/Getty Images). *** Local Caption *** Chuck Norris

Jimmy Stewart, immortalized in wax, flew 20 combat missions in the USAF

<> at Madame Tussauds on June 11, 2009 in Hollywood, California.

Naval Aviaton storekeeper 3rd Class MC Hammer

<> on May 2, 2011 in Los Angeles, California.

Bill Cosby joined the Navy in 1956

speaks onstage at the 2011 Jackie Robinson Foundation awards gala atThe Waldorf=Astoria on March 7, 2011 in New York City.

Army Cpl Mel Brooks fought in the Battle of the Bulge

speaks at the 36th Annual Los Angeles Film Critics Association Awards at the InterContinental Hotel on January 15, 2011 in Century City, California.