GREEK - "All About Beav" - When Beaver's half-baked attempts to pass his classes crumble to pieces, he teams up with Casey as she endeavors the impossible task of braving law school without a study group. As Rusty and Dana attempt to collaborate in their first big project together, Rebecca uses Cappie to make Evan jealous.? Greek's "All About Beav" premieres Monday, January 24 (9:00 - 10:00 p.m. ET/PT). (ABC FAMILY/ISABELLA VOSMIKOVA)SPENCER GRAMMER, AARON HILL