Simplify the following text for a Grade 6 native English-speaking person.
Original: Elf 's self-titled debut album was produced by Deep Purple members Roger Glover and Ian Paice , who happened to see Elf auditioning in 1972 .
Simplified: They released their first album , Elf , in 1972 . The album was co-produced by Ian Paice and Roger Glover , who would later work with Elf 's lead singer Ronnie James Dio in the band Rainbow .