diff --git a/src/PocketMine/Player.php b/src/PocketMine/Player.php
index 9c35e8c65..618c11406 100644
--- a/src/PocketMine/Player.php
+++ b/src/PocketMine/Player.php
@@ -1043,7 +1043,7 @@ class Player extends RealHuman{
 			return false;
 		}
 
-		if(EventHandler::callEvent(new Event\Player\PlayerGameModeChangeEvent((int) $gm)) === Event\Event::DENY){
+		if(EventHandler::callEvent(new Event\Player\PlayerGameModeChangeEvent($this, (int) $gm)) === Event\Event::DENY){
 			return false;
 		}
 
diff --git a/src/PocketMine/event/block/BlockBreakEvent.php b/src/PocketMine/event/block/BlockBreakEvent.php
index 0ab6b8f6b..bc32b92aa 100644
--- a/src/PocketMine/event/block/BlockBreakEvent.php
+++ b/src/PocketMine/event/block/BlockBreakEvent.php
@@ -58,7 +58,7 @@ class BlockBreakEvent extends BlockEvent implements CancellableEvent{
 	}
 
 	public function getItem(){
-		return $item;
+		return $this->item;
 	}
 
 	public function getInstaBreak(){
diff --git a/src/PocketMine/event/block/BlockPlaceEvent.php b/src/PocketMine/event/block/BlockPlaceEvent.php
index 67821e0da..47c5d3a07 100644
--- a/src/PocketMine/event/block/BlockPlaceEvent.php
+++ b/src/PocketMine/event/block/BlockPlaceEvent.php
@@ -66,7 +66,7 @@ class BlockPlaceEvent extends BlockEvent implements CancellableEvent{
 	 * @return mixed
 	 */
 	public function getItem(){
-		return $item;
+		return $this->item;
 	}
 
 	public function getBlockReplaced(){
diff --git a/src/PocketMine/event/player/PlayerGameModeChangeEvent.php b/src/PocketMine/event/player/PlayerGameModeChangeEvent.php
index 3c2021b32..cf0e2d794 100644
--- a/src/PocketMine/event/player/PlayerGameModeChangeEvent.php
+++ b/src/PocketMine/event/player/PlayerGameModeChangeEvent.php
@@ -39,7 +39,7 @@ class PlayerGameModeChangeEvent extends PlayerEvent implements CancellableEvent{
 
 	public function __construct(Player $player, $newGamemode){
 		$this->player = $player;
-		$this->gamemode = (int) $gamemode;
+		$this->gamemode = (int) $newGamemode;
 	}
 
 	public function getNewGamemode(){
diff --git a/src/PocketMine/event/player/PlayerInteractEvent.php b/src/PocketMine/event/player/PlayerInteractEvent.php
index 5b5afc25b..f3ff53ee0 100644
--- a/src/PocketMine/event/player/PlayerInteractEvent.php
+++ b/src/PocketMine/event/player/PlayerInteractEvent.php
@@ -57,7 +57,7 @@ class PlayerInteractEvent extends PlayerEvent implements CancellableEvent{
 	}
 
 	public function getItem(){
-		return $item;
+		return $this->item;
 	}
 
 	public function getBlock(){