These are Mariah Carey's week to week singles performances in the 21st Century. From the Rainbow era to the #1 to Infinity greatest hits album.  -The Rainbow era was interesting because peak wise it looks impressive but the songs didn't have as much longevity in the top 10 and on the chat than one would think. I was in 2nd grade during that era and I barely remember "Heartbreaker" and don't remember the other two, and I remember most songs from that time. But i think Britney and Christina o