As R&B took over top 40 in the mid-'90s, Boyz II Men were the biggest-sounding and best-selling male group of them all.

We asked Spotify to send us a list of the most-streamed holiday songs on the service right now, and Carey's 1994 hit "All I Want for Christmas Is You" is the top track. "All I Want for Christmas ...

you'd be hard-pressed to miss Mariah Carey's 1994 hit song "All I Want For Christmas ... which is consistently on the top-streamed songs list during the holidays. With its returning popularity ...