S4 E1 • L'invasion

The boys try to stop the invasion of a British boy band; the boys hire a manager to help Gustavo; a rift forms between the band members.

Première diffusion : 2 mai 2013

S4 E2 • Scandales

Lucy releases her album about being dumped by Kendall; James creates an Internet rumor that he and Cher Lloyd are recording a duet.

Première diffusion : 9 mai 2013

S4 E3 • Mensonges et conséquences

Kendall tries to keep Jo from knowing that he was with Lucy; Logan lies about being sick so he doesn't have to go to Camille's play; Carlos and James tell a lie to cover their destruction of Gustavo's office.

Première diffusion : 16 mai 2013

S4 E4 • La prime

Griffin gives the boys a 20,000 dollar bonus and wants them to prove him they will spend them with responsibility.

Première diffusion : 23 mai 2013

S4 E5 • Guest stars

Gustavo books the boys to a lot of painful TV show cameos, but they decide to do no more cameos, until they get booked for "Coco.0", a show Carlos loves and has a pretty main character, Dara.

Première diffusion : 30 mai 2013

S4 E6 • Tournée en bus

Big Time Rush is on the way to their concert to San Diego, in tour buses, but they get stuck in traffic.

Première diffusion : 6 juin 2013

S4 E7 • La guerre des farces 2

Palm Woods' prank wars kick off again, and this time the kids battle the adults. Logan pranks himself out and becomes "The Prankster Gangster", supplying prank tools to the kids.

Première diffusion : 13 juin 2013

S4 E8 • Bolides

James buys a motorcycle to try to impress Lucy; Kendall teaches Jo how to drive a stick-shift; Carlos and Logan hold on to a childhood treasure.

Première diffusion : 20 juin 2013

S4 E9 • La tête pensante

Logan brings Carlos along to the MCAT test as his good luck charm; James becomes obsessed with relationship quizzes.

Première diffusion : 27 juin 2013

S4 E10 • Le dessin animé

The boys have been approached by two huge companies that are interested in expanding the BTR brand a little farther.

Première diffusion : 11 juillet 2013

S4 E11 • La séparation

At a party at Rocque Records, celebrating the release of their third studio album, Griffin asks the boys about which one of them is going to leave Big Time Rush and break out.

Première diffusion : 18 juillet 2013

S4 E12 • Les awards (1)

The guys are invited to the 24th Tween Choice Awards, where the boy banders are nominated and booked to close the show.

Première diffusion : 25 juillet 2013

S4 E13 • Big Time Awards Show (2)

Première diffusion : 25 juillet 2013

S4 E13 • Big Time Dreams (2)

Première diffusion : 25 juillet 2013