The former Neighbours star joined the franchise in her native Australia in 2011 and served as a mentor/judge for four seasons but failed to find a winning candidate.

She moved to New Zealand's The X Factor in March (15) following the axing of judges Natalia Kills and Willy Moon over their harsh criticism of a contestant, and she is now toasting her first triumph on the show after one of her young charges, rapper Beau Monga, won the competition.

Bassingthwaighte took to to write, "Even after a late night from winning @xfactornz I feel good!"