I grew up learning that the comma must be placed there, but it seems like an unnecessary interruption in a phrase that isn't ever spoken that way.
I saw the word, ‘USAers’ in the lead copy of Reuter’s news titled ‘Gippered’ in Time magazine (September 6), which says: “More than 1/3 of USAers say they are worse off under Bam. Warning-sign ...
In a brief exhortation followed by the name of a sports team, such as "Let's go, Dodgers!" or "Go, Phillies!" is it ever appropriate to omit the comma?