Given that everyone is saying that Jessica Simpson's country career is kaput, we have no idea why she's smiling

Hypothesis 1) She just heard Nick Lachey's career is also in the pooper

Hypothesis 2) She's ecstatic the bikinis from her fashion line will be used for an upcoming beauty pageant

Hypothesis 3) She just passed gas or belched

Hypothesis 4) Dumb people smile a lot for no reason.