shelley dufresnein from st charles parish , louisiana , took a plea deal on thursday that gets her out of serving any time behind or having to register as a sex offender .
when she returned home from court she uploaded an image of her grinning to the social media site alongside the message : ` my mood today , ' followed by three smiley faces .
followers started congratulating her on the outcome below the picture , prompting her to respond .
she was arrested in september after the teen in question started bragging to friends that he had slept with two teachers .