Britney Spears`s sons learning to perform by watching Las Vegas rehearsals`

Washington: Britney Spears, who is preparing for the start of her two-year residency in Las Vegas on December 27, has revealed that she is sure her sons will get into showbiz business.

The 32-year-old singer said that her 8-year-old son Preston is already dancing up a storm, and often shows his dancing skills to all her dancers present at the rehearsals . According to E! Online, the `Toxic` hitmaker also claimed that her younger son Jayden is the singer amongst them. Presently, the two boys are getting to watch their mother rehearse for the opening of Britney Spears: Piece Of Me, her new residency at Planet Hollywood Resort and Casino in Las Vegas.