Brooke Baumer

Amy and Sheldon try to minimise stress from wedding planning by using maths; Raj distances himself from Howard after he thinks his best friend is actually hurting his confidence.

Tom tries to get back at Ron by going out on a date with Ron's ex-wife, Tammy, while Leslie tries to protect Ron from falling prey to her charms. April is assigned to work with Chris.

Leslie and Ron become adversaries when a dishonest candy company vies for a concessions contract, while everybody else in the department reluctantly helps Tom move out of his house.

Leslie competes with a tech company for land, which she wants to turn into a national park.

Frankie and Sue try to get tickets to a Justin Bieber concert; Mike coaches Brick to be more competitive during a spelling bee.

Leslie and Ron set their differences aside to help Jeremy Jamm get away from Tammy 2.