TAKE THAT singer/songwriter Gary Barlow is appealing to Welsh songstress Charlotte Church to join them for a duet on a their current comeback tour. The star wants Church to join the band on stage in her native Cardiff and sing 1960s singer Lulu's section of their number one hit RELIGHT MY FIRE. He says, "I love her. She is so grounded and has such a lovely spirit about her. "How great would it be to get her to sing Lulu's bit when we play Cardiff? "She's got a fantastic voice and it would be the perfect venue for her."