Beast Boy Travels the Multiverse (The Flash, Stargirl, Doom Patrol Cameos) - Titans 4x09 (HD)

References and Cameos:
- CW's The Flash
- Stargirl
- Swamp Thing
- Shazam
- Grant Morrison
- Teen Titans GO!
- Harley Quinn: The Animated Series
- Smallville
- Superman 1978
- Batman 1966
- Doom Patrol