Artie Abrams

Pilot:
Artie's girlfriend, Tina, dumps him for Mike Chang, and he shockingly disappears.

Love Games:
Artie returns back from his disappearance, and he lets his best friend Mercedes, open up to him about her problems.

Dirty, Rotten, Sneaky and Sexy:
While Mercedes performs at their party, Artie and Kurt were both interested in her performance.

Kiss and Don't Tell:
Artie and the gang ruins Jesse's car, then, Artie confesses his love for Mercedes.

Cocaine Addiction:
Artie and Mercedes fall in love, but, when it comes to Mercedes' boyfriend, Puck, it turns into a huge altercation.