Robert Marcato was a cast member for three seasons on the American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 reality show The Osbournes

The Osbournes

The Osbournes is an American reality television program featuring the domestic life of heavy metal singer Ozzy Osbourne and his family. The series premiered on MTV on March 5, 2002, and in its first season, was cited as the most-viewed series ever on MTV...

. He was a family friend whom Sharon

Sharon Osbourne

Sharon Rachel Osbourne is an English television host, author, music manager, businesswoman and promoter as well as the wife of heavy metal singer-songwriter Ozzy Osbourne....

 took in after his mother died of cancer in 2002. He was introduced as a school friend of Osbourne daughters Kelly

Kelly Osbourne

Kelly Michelle Lee Osbourne is an English media personality, television personality, host, judge, fashion designer, singer, and actress, best known for being the daughter of Ozzy and Sharon Osbourne...

 and Aimee

Aimee Osbourne

Aimee Rachel Osbourne is an English singer, actress, and columnist. She is the third child of singer Ozzy Osbourne and the first child to Ozzy's second wife Sharon...

, though on the show he hung out mostly with teenage son Jack

Jack Osbourne

Jack Joseph Osbourne is an English media personality, best known as the son of musician Ozzy Osbourne and music manager Sharon Osbourne, and brother of Aimee and Kelly Osbourne.-Early life and family:...

. In an episode from the first season, before he moved into the Osbourne home, Kelly jokes about the family and the crew mistaking Robert for her boyfriend, but insists he's just a friend. While a constant presence in front of the camera, few plots revolved around Robert and he had few lines. The Osbournes tried their best to make him part of the family. In the episode "Beauty and the Bert," Sharon objects to Kelly's choice of grungy rocker Bert McCracken

Bert McCracken

Robert Edward "Bert" McCracken is the lead singer and songwriter of the American alternative rock band The Used.-Biography:McCracken was born in Provo but grew up in Orem, Utah, USA, and was raised in a Mormon family...

 for a boyfriend and exclaims, "You were meant to be with Robert!" Kelly retorts, "That would be incest

Incest

Incest is sexual intercourse between close relatives that is usually illegal in the jurisdiction where it takes place and/or is conventionally considered a taboo. The term may apply to sexual activities between: individuals of close "blood relationship"; members of the same household; step...

!"

In 2008, the Palm Beach Post reported that the Osbournes had sent Robert back to Rhode Island

Rhode Island

The state of Rhode Island and Providence Plantations, more commonly referred to as Rhode Island , is a state in the New England region of the United States. It is the smallest U.S. state by area...

to live with his father after spending a week at a psych ward. The Osbournes were assumed to have adopted Robert, but Sharon Osbourne has denied it.