Beyonce's Dad Cheats on Wife and Slapped w/ a Paternity Suit for Unborn Baby!

A six-months pregnant woman claims superstar singer Beyoncé's dad Mathew Knowles is the father of her unborn baby.

Alexsandra Wright has filed a paternity case against Knowles in LA County Superior Court alleging that he is the father.

Knowles, 58, has been married to Beyonce's mom Tina since 1980. They have two children together, Beyonce and Solange.

Wright is understood to be in her late 30s and lives in LA.

Knowles is the manager of Beyoncé and her sister Solange. He was the mastermind behind Beyoncé's girl group, Destiny's Child.

Wright had a minor role on a 2001 episode of "Scrubs" titled "My 15 Minutes."

1. "Girls Club" .... Janice (1 episode, 2002)
   - The Young and the Meatless (2002) TV episode .... Janice
2. "Scrubs" .... Patricia (1 episode, 2001)
   - My Fifteen Minutes (2001) TV episode (as Alex Wright) .... Patricia
3. Baby Boy (2001) (as Alex Wright) .... Woman Inside
4. Love Beat the Hell Outta Me (2000)
   
   
5. "JAG" .... Petty Officer Colzie (1 episode, 1999)
   ... aka "JAG: Judge Advocate General" (Australia)
   - Psychic Warrior (1999) TV episode (as Alexsandra Wright) .... Petty Officer Colzie
   
   
6. Third Degree Burn (1989) (TV) (uncredited)
   ... aka 3rd Degree Burn (UK: video box title)