Red vs. Blue Season 15 Episode 5 - Previously On Episode Title:Previously On.Episode Description:Dylan finds the other Reds and Blues (except for Doc) and sits down with the group to finally hear the full story of their actions since Chorus. During their stay on their new home, the Reds and Blues have: built homes and a water park, both of which were burnt down by Donut; Caboose befriended dinosaurs that later fought a robot army built by Sarge; attempted to start a band, only for Tucker and Grif to argue over band names, and implying that Carolina is a terrible singer; created a new form of government, malarkey; Caboose went to an alternate dimension inspired by Stranger Things; Simmons learned the now-dead language Esperanto mistaking it for Spanish and was convinced by Grif that Game of Thrones actually happened; Freckles got a new, miniature-sized toy body; Washington grew a beard; Sarge declared war on gravity itself after getting bored with not fighting, using the group's jeeps as weapons; Donut became a nudist due to the others burying his armor while mistaking him for dead; and Grif discovered highly stimulating mushrooms, described as being "crystal meth on crystal meth"...