At the time, it was about the most unlikely pairing imaginable: gender-bending glam rocker David Bowie and stodgy crooner Bing Crosby. And yet, when the two got together to sing a duet on the 1977 TV ...

Bowie was famous for constantly pushing boundaries, with his various music explorations, his embrace of androgyny and sexual fluidity, his frequently changing personas, his innovative fashion sense, ...