Britney Spears Signed Softball Shirt W/COA - This red and white softball shirt is hand-signed by the Princess of Pop, American recording artist Britney Spears. Considered the architect of the 1990s and 2000s revival of teen pop, Spears is one of the highest-selling recording artists in history, having achieved an impressive six number one albums on the Billboard 200 charts. This jersey is signed just below the front left shoulder, and includes a heart and smiley face. Modeled after classic baseball jerseys, this lot has Britney's name printed on the front, with the name Spears and Number 17 printed across the back. The shirt comes with a certificate of authenticity which states that it was worn by Britney Spears in a Louisiana summer league softball game. Sized Large, this jersey is comprised of 50% cotton and 50% polyester.