diff --git a/data/challenges/islandtrack.challenge b/data/challenges/islandtrack.challenge
index 007814310..3b04e9e3a 100644
--- a/data/challenges/islandtrack.challenge
+++ b/data/challenges/islandtrack.challenge
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <challenge version="2">
-    <track id="islandtrack" laps="3"/>
+    <track id="20_island" laps="3"/>
     <mode major="single" minor="quickrace"/>
     <requirements trophies="95"/>
     
diff --git a/data/challenges/sandtrack.challenge b/data/challenges/sandtrack.challenge
index 59af07d22..9010c3732 100644
--- a/data/challenges/sandtrack.challenge
+++ b/data/challenges/sandtrack.challenge
@@ -6,11 +6,11 @@
     
     <hard>
         <karts number="1"/>
-        <requirements energy="16" time="167"/>
+        <requirements energy="18" time="167"/>
     </hard>
     <medium>
         <karts number="1"/>
-        <requirements energy="12" time="185"/>
+        <requirements energy="15" time="185"/>
     </medium>
     <easy>
         <karts number="1"/>
diff --git a/data/grandprix/3_tothemoonandback.grandprix b/data/grandprix/3_tothemoonandback.grandprix
index dbb407b50..9fd8315ab 100644
--- a/data/grandprix/3_tothemoonandback.grandprix
+++ b/data/grandprix/3_tothemoonandback.grandprix
@@ -1,7 +1,7 @@
 
 <supertuxkart_grand_prix name="To the moon and back">
 
-    <track id="islandtrack"    laps="3" reverse="false" />
+    <track id="20_island"      laps="3" reverse="false" />
     <track id="greenvalley"    laps="2" reverse="false" />
     <track id="mansion"        laps="3" reverse="false" />
     <track id="startrack"      laps="3" reverse="false" />
diff --git a/src/graphics/irr_driver.cpp b/src/graphics/irr_driver.cpp
index 6beb981cd..f135a8e4f 100644
--- a/src/graphics/irr_driver.cpp
+++ b/src/graphics/irr_driver.cpp
@@ -1263,22 +1263,25 @@ scene::IMesh *IrrDriver::createTexturedQuadMesh(const video::SMaterial *material
     v1.Pos    = core::vector3df(-w_2,-h_2,0);
     v1.Normal = core::vector3df(0, 0, -1.0f);
     v1.TCoords = core::vector2d<f32>(1,1);
+    v1.Color = video::SColor(255, 255, 255, 255);
 
     video::S3DVertex v2;
     v2.Pos    = core::vector3df(w_2,-h_2,0);
     v2.Normal = core::vector3df(0, 0, -1.0f);
     v2.TCoords = core::vector2d<f32>(0,1);
+    v1.Color = video::SColor(255, 255, 255, 255);
 
     video::S3DVertex v3;
     v3.Pos    = core::vector3df(w_2,h_2,0);
     v3.Normal = core::vector3df(0, 0, -1.0f);
     v3.TCoords = core::vector2d<f32>(0,0);
+    v3.Color = video::SColor(255, 255, 255, 255);
 
     video::S3DVertex v4;
     v4.Pos    = core::vector3df(-w_2,h_2,0);
     v4.Normal = core::vector3df(0, 0, -1.0f);
     v4.TCoords = core::vector2d<f32>(1,0);
-
+    v4.Color = video::SColor(255, 255, 255, 255);
 
     // Add the vertices
     // ----------------
diff --git a/src/karts/controller/skidding_ai.cpp b/src/karts/controller/skidding_ai.cpp
index 1a89d4e4d..c50c275da 100644
--- a/src/karts/controller/skidding_ai.cpp
+++ b/src/karts/controller/skidding_ai.cpp
@@ -277,10 +277,21 @@ void SkiddingAI::update(float dt)
             }
 
             // also give him some free nitro
-            if (m_kart->getPosition() > 1)
-                m_kart->setEnergy(m_kart->getEnergy() + 7);
-            else
-                m_kart->setEnergy(m_kart->getEnergy() + 4);
+            if (race_manager->getDifficulty() == RaceManager::DIFFICULTY_MEDIUM)
+            {
+                if (m_kart->getPosition() > 1)
+                    m_kart->setEnergy(m_kart->getEnergy() + 2);
+                else
+                    m_kart->setEnergy(m_kart->getEnergy() + 1);
+            }
+            else if (race_manager->getDifficulty() == RaceManager::DIFFICULTY_HARD ||
+                race_manager->getDifficulty() == RaceManager::DIFFICULTY_BEST)
+            {
+                if (m_kart->getPosition() > 1)
+                    m_kart->setEnergy(m_kart->getEnergy() + 7);
+                else
+                    m_kart->setEnergy(m_kart->getEnergy() + 4);
+            }
         }
     }
 
diff --git a/src/states_screens/race_result_gui.cpp b/src/states_screens/race_result_gui.cpp
index 51c90f818..4fe0c838f 100644
--- a/src/states_screens/race_result_gui.cpp
+++ b/src/states_screens/race_result_gui.cpp
@@ -278,6 +278,7 @@ void RaceResultGUI::eventCallback(GUIEngine::Widget* widget,
                 StateManager::get()->popMenu();
                 World::deleteWorld();
 
+                CutsceneWorld::setUseDuration(true);
                 StateManager::get()->enterGameState();
                 race_manager->setMinorMode(RaceManager::MINOR_MODE_CUTSCENE);
                 race_manager->setNumKarts(0);