Whitney's mother interrupts the celebratory mood of Whitney and Alex's unofficial wedding day; Lily and Roxanne have trouble choosing a gift for Whitney.

When Whitney is hard up for cash, she and Alex decide to share a joint checking account; Mark buys a bar.

After a revelation from Chris, Whitney decides it's time to come clean about past falsehoods; Mark hires a new bartender.

Whitney's reaction is less than heartwarming when Alex falls off a stage while speaking at his alma mater; R.J. tries to teach Mark about chivalry.

Alex lets his ex-fiancee crash on the couch without consulting Whitney first; Lily has a date at Roxanne's apartment.

While trying to figure out what is making Alex's allergies act up, Whitney reveals she has a heart condition; Lily introduces her new boyfriend to her friends.