Cut Out the Sarkasm - S1.E46

Birch and her friends make a bet. For two days they have to give up all their bad habits. Liam must not be silly, Ricki must not be arrogant, Birch must not be know-it-all and Sandra must not be sarcastic or mean. Sandra, in particular, has a hard time, especially since the others try their hardest to freak her out. But Sandra stands up to all the provocations.