GoodVibesGorgeous 
Grumpy and antisocial
To clear things up to those who don't watch TYT or aren't on Twitter or other social media:
Sara Garcia: Dahlia
Kimberly-Ann Truong: Posey
Samantha Bielanski: Jazz
Jonathan Tan: Rocky
Athena Karkanis: Zoom
Amanda Martinez: Queen Haven
(The mysterious alicorn is probably voiced by Vanessa Sears and Windy is probably voiced by either Athena or Amanda, but I'm not sure)
Sara Garcia: Dahlia
Kimberly-Ann Truong: Posey
Samantha Bielanski: Jazz
Jonathan Tan: Rocky
Athena Karkanis: Zoom
Amanda Martinez: Queen Haven
(The mysterious alicorn is probably voiced by Vanessa Sears and Windy is probably voiced by either Athena or Amanda, but I'm not sure)