*It’s all over for the Shaq-ster. Shaquille O’Neal tweeted today that he’s over and done with as a basketballer after 19 seasons in the NBA.

“We did it. 19 years baby. I want to thank you very much,” he said in a video posted Twitter on Wednesday. “That’s why I’m telling YOU I’m about to retire. Love you. Talk to you soon.”

O’Neal, 39, was with six pro teams: The (Orlando) Magic, (Los Angeles) Lakers, (Miami) Heat, (Cleveland) Cavaliers, (Phoenix) Suns and the (Boston) Celtics.

O’Neal also released four rap albums and starred several movies and TV reality shows. He was also officially sworn in as a Miami Beach police officer in 2005.

On the personal side, he was married to Shaunie Nelson (“NBA Wives” creator/producer) in 2002, but they separated in 2007 … got back together, and then for divorce in 2009. The marriage produced 4 children.