The red Solo cup — a keg party staple for decades — has switched from a round to a square bottom (see photo above), and there is much online chatter about the receptacle's prominence in ...

MASON, Mich. (AP) - Dart Container said late Wednesday it reached an agreement to buy Solo Cup, maker of red plastic cups immortalized in a country song, in a deal the companies value at $1 billion.

Toby Keith helped advance red Solo cups to the next level with his hit song "Red Solo Cup" in 2011. But would he have approved of a major change to the design of the cup that's such an important ...

CHICAGO (AP) — Robert Hulseman, who in the 1970s invented the Red Solo Cup for family picnics only to see it embraced as the go-to beverage holder at college keg ...

Post Malone takes nasty spill off concert stage while toasting fan with red Solo cup By Audrey Rock Published July 1, 2025, 8:49 p.m. ET ...