Here is a montage of the sights and sounds of PAX Prime 2015.
Source: farfromsubtle
Source: Chinasaur
Source: Respawn Lan
Source: GameSlean
Source: The Invincilog
Source: LGR
Source: Adam Koralik
Source: Chyaku_
Source: K Bros
Source: IAmSp00n
Source: TheChanMan
Source: Gladys A
https://www.youtube.com/watch?v=8fMo0IAW3w8
Source: Nick Sweigert
Source: Jaboody Show