Michael Buble "didn't even listen" to Dolly Parton's song before he agreed to a duet.
The 80-year-old crooner has shared a letter he received from the late country icon, who died on Tuesday (25.08.26) aged 80, pitching a collaboration on a tune she'd written called Cuddle Up, Cozy Down Christmas, which they ended up releasing in 2020 on her A Holly Dolly Christmas LP.