The episode ends with the family reunited. The road trip, despite the soda-induced delays, was a success. George and Sheldon return with a shared memory, and Mary has a new appreciation for her daughter. It is a classic Young Sheldon episode that blends scientific obsession with deep family character study.
Note: There is no episode specifically titled "FLAC." It is likely you are referring to the audio format (FLAC) in which the episode might have been downloaded or ripped, or perhaps the word "flac" was a typo for the episode's subject matter (which involves physics and engineering). The episode title is officially "A Seven-Countyicc System and a 96-Ounce Drink." young sheldon s02e06 flac
Used during the rehearsal for the "Wrath" scene in the Heck House. The episode ends with the family reunited