[booty-full]

she was one of the ones bitching with Imogen that evening and then they told Sam some stuff, and then when Sam (after being confronted by Lea) asked Lisa what had been said as some kind of back up, Lisa let her down a little.

To be fair Sam was let down by the whole bunch of them... mostly Grace as she lied through her teeth - maybe that's why Lisa looked bad as well as she was in the group with Grace and Imogen discussing it