Well, she's obviously seeing someone whilst humping someone else. Only question is she's siding with one of them, but can't make up her mind. Gets even more complicated with the version on "Lilith Fair, Vol. 2" where she changes one of the choruses to "Where the fuck have you been?" so maybe she doesn't know who she's taunting and who she's sticking with.
Well, she's obviously seeing someone whilst humping someone else. Only question is she's siding with one of them, but can't make up her mind. Gets even more complicated with the version on "Lilith Fair, Vol. 2" where she changes one of the choruses to "Where the fuck have you been?" so maybe she doesn't know who she's taunting and who she's sticking with.