Apple Jack, Pinkie Pie and Vinyl Scratch Party on the blocks!
Applejack by ~BlackGryph0n [link]
Maishida's Pinkie Pie by *Maishida [link]
No Source on Vinyl Scratch but I borrowed heavily from an existing minecraft screenshot for that one.
If you're curious, I'm using the Soartex texture pack. [link]
Rainbow Dash, Celestia, and Twilight Sparkle [link]
Pinkie Pie, Apple Jack & Vinyl Scratch [link]
Rarity & Derpy Hooves [link]