Parents Keith and Mary Hudson also urged people to pray for their daughter in a string of sermons, reported Ace Showbiz.
The pair also showed a video which depicts the 'I Kissed a Girl' singer as a 'devil child' who needs 'healing'.
"(Church attendees) ask how can I preach if I produce a girl who sang about kissing another girl?," he said.
Prior to becoming a famous pop singer, Perry was a church singer.