Music

• On May 4, 1964, thrash metal guitarist Gary Holt was born in California. He went on to play in the band Exodus, formed in 1981. As of 2011, he is the main songwriter for Exodus and is the only member of the group to have played on all of their albums. Holt has also guested with legendary heavy metal band Slayer.
  
  Avant-garde musician Chris McNamara was also born on May 4, 1964. Hailing from Ontario, McNamara went on to become a member of the Thinkbox group, who describe themselves, according to Ping Things, as "a self-curating media collective, created to explore technological works and contemporary media."
  
  

Drama

• In Italy, Rocco Antonio Tano was born on May 4, 1964. He went on to change his name to Rocco Siffredi and become a star in the adult entertainment industry. Siffredi starred in more than 400 pornographic films and directed several himself.
  
  Actress Monica Bardem was also born on May 4, 1964. She pursued a less controversial career than Siffredi, starring in ten films produced in her native homeland of Spain. The last of these, "Resultado Final," debuted in 1998, after which she retired from acting to concentrate on running a restaurant.
  
  

Sports

• Croatian tennis player Goran Prpic was born in Zagreb. He turned professional in 1983 and represented Yugoslavia before its dissolution. From 1991 until his retirement in 1996, he played under the flag of Croatia. Prpic never won a Grand Slam event, but he did reach number 16 in the world rankings in 1991.
  
  Chess Grandmaster Joseph Gallagher was also born on May 4, 1964. He is the author of several books on chess, and was the winner of the British Chess Championship in 2001 and the Swiss Chess Championship in 1997, 1998, 2004, 2005 and 2007. He was born in Britain, but, as of 2011, lives in Switzerland as a Swedish national.
  
  

Art

• Hungarian artist, Zsuzsa Mathe was born on May 4, 1964. She began drawing at just 2 years old when her father gave her a ballpoint pen. Her first exhibition opened in 1984. At that time, she was blacklisted by the then-Communist regime of Hungary for her involvement in the environmental pressure group "Duna Circle;" however, she continued to create art and, as of 2011, is still exhibiting her work.
  
  

Other Famous Birthdays

• Deposed Egyptian leader Hosni Mubarak celebrated his 36th birthday on May 4, 1964, while iconic film star Audrey Hepburn turned 35 on May 4 in 1964, the same year that she starred as Eliza Doolittle in "My Fair Lady." Fellow actress Pia Zadora was taking her first steps in the world of entertainment on this date. She celebrated her 10th birthday in 1964, the same year that she made her big screen debut in the cult favorite "Santa Claus Conquers the Martians."