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.
A terrible ex-boyfriend contacts Whitney in hope of making amends; R.J. presents a theory to Roxanne.
Alex lies to Whitney about going away for a tech seminar in order to have some time by himself; R.J.'s niece becomes friendly with Roxanne.
Whitney blurts out her true feelings to Alex's abrasive brother; Lily plans a secret date for Mark and Roxanne.
Whitney thinks her father has changed for the better when he visits and gives her $5,000; while Alex thinks Whitney should rent an art gallery and display her photos, Whitney gives the money to Lily, who is very short on cash.
Whitney is not enthused when Alex tries to bring his former motorcycle days back to life; Lily orders new beer for the bar without Mark's approval.
Whitney's half-sister visits to discuss a life-altering decision; Alex and Mark try to cheer a depressed R.J.
When Alex and Whitney decide to take their honeymoon at his family's lake house, they find his father there; Mark, Lily and Roxanne hang out at Whitney and Alex's apartment.
Alex becomes angry when Whitney takes a friendly competition at Low Bar too far; Mark learns that R.J. has a fear of spiders.
Whitney asks Alex to spend time with Lily; Mark and R.J. start a competitive game of darts to bring some excitement to Low Bar.
Whitney decides to investigate when she sees her psychiatrist eating a birthday cake by herself; Roxanne admits her feelings for Mark.