Hidey-Hole Hooligans is the seventh level of World 2 in Yoshi's New Island it is a jungle themed level with many Wall Lakitus hiding in the walls found in the background.
The beginning of the level has many walls in the background some of which have Wall Lakitus at the very end is this area is a blue door.
Upon entering the door is the second section with moving platforms over a chasm along with more Wall Lakitus after jumping up some platforms is another set of moving platforms where the Helicopter Yoshi transformation door awaits.
The Helicopter Yoshi section takes place in another part of the jungle with a few floating stone blocks and some coins in a circle formation.
The next section has large donut blocks along with more soft rock platforms as well as Wall Lakitus that can destroy the soft rocks platforms at very end of this chasm is the goal ring.
Smiley Flower Locations
Smiley Flower 1: Surrounded by some stone blocks requires a Mega Eggdozer to collect it.
Smiley Flower 2: Underneath the semisolid platform with the egg block Yoshi must crouch down under the stone block while standing on the moving green platform to collect the Smiley Flower.
Smiley Flower 3: Right before the transformation door ground pound the soft rock platform while a pink moving platform is the over Smiley Flower to collect it.
Smiley Flower 4: Between two stone blocks right before the end of the Helicopter Yoshi section.
Smiley Flower 5: Inside a winged cloud under some large donut blocks right before the goal ring on some soft rock platforms.