United Kingdom, May 20 -- Jessica Biel and Justin Timberlake's son is already "an aspiring DJ".

The 43-year-old actress and 44-year-old singer have sons Silas, 10, and Phineas, four, together and she admitted their eldest boy is already showing signs he could follow in his famous parents' footsteps with a career in the arts.

She told E! News: "My older one definitely has some interest in acting and music. He's just getting that kinda confidence, his own attitude is coming out.

"He's an aspiring DJ, he DJ'd his own 10th birthday party. He was working his party, and it was so fun.

"He mixes things from Jackson 5 to Justin, old school stuff, doo-wop stuff, everything."

However, she insisted she hasn't been showing her kids any of her ow...