Minecraft 18w14b, Minecraft 18w15a
You glitch in sea pickles if you're standing on them while placing the forth one in them. You can only leave that glitched state by flying away or by destroying the sea pickle block.
- Place a sea pickle
- Place another two sea pickles in that sea pickle block
- Walk onto that block
- Place another sea pickle in that sea pickle block
- The glitch happens