Even teenage sensation Justin Bieber's songs are Indonesianised on the show - his chart-topper "Baby" set to a dangdut score resulted in peals of laughter from the crowd watching the show.

BBC: Raunchy dangdut music stirs debate in Indonesia

"It was a nerve-wracking experience, watching the needle go in and having to think about the risks to the baby that went along with it, " he said.

WSJ: New Prenatal Tests Offer Safer, Early Screenings