Ep 19. Old Dog, New Tricks

In the season 5 episode 19 of Glee, titled "Old Dog, New Tricks," the focus is primarily on Artie who has been having a difficult time as he approaches his graduation from McKinley High. With the help of his former love interest Tina, he is able to rediscover his passion for performing through his love of directing.

The episode also features a storyline involving Sue Sylvester, who has been running for office in an attempt to bring back the arts programs in McKinley. As she campaigns, she finds a new ally in the form of former Glee Club member and current custodian, Rod Remington. Rod, who has always harbored a passion for singing, works with Sue on a musical number that they plan to perform at her campaign rally.

Throughout the episode, there are a number of musical performances, including a cover of "Rockstar" by A Great Big World, which is performed by Artie in a bid to convince his fellow seniors not to give up on their dreams. There is also a touching performance of "Lucky" by Jason Mraz, which features a duet between Tina and Artie that is sure to bring a tear to viewers' eyes.

As the episode progresses, Artie's confidence grows and he is able to overcome his doubts about his abilities as a performer and director. With the help of his friends, he is able to put on a successful production of Grease, which serves as his senior project. The performance is a hit, and Artie is able to leave McKinley feeling proud of his accomplishments and ready to take on the world.

Meanwhile, Sue's campaign for office comes to a disappointing end as she loses the election to another candidate. Despite this setback, she is able to find comfort in the knowledge that she has made a difference in the lives of the students at McKinley.

Overall, the episode is a heartwarming reminder of the power of music and the importance of pursuing one's dreams. It features many of the show's beloved characters and brings their journey full circle as they prepare to leave high school behind and embark on the next chapter of their lives.