Matthew McConaugheyknows how to make car ads sexy, butJulia Louis-Dreyfushad a hard time of it onSNL.

Perhaps it was because her product was a AA battery-powered Mercedes.

More specifically, a Mercedes powered by thousands of AA batteries.

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Credit: Saturday Night Live via Hulu

The Mercedes AA Class model is pegged as the first fully electric luxury sedan powered entirely by AA batteries.

There are a million uses for these little wonders, says Dreyfus.

Well, make that a million and one.

Lets see McConaughey spin that one.

Watch the ad below.

Dreyfus hostedSNLthis weekend with musical guest Nick Jonas.See our full recap here.