diff --git a/_mythbusters.txt b/_mythbusters.txt
index a8ee03f6..9ac85323 100644
--- a/_mythbusters.txt
+++ b/_mythbusters.txt
@@ -1218,14 +1218,16 @@ Can you effectively fire bullets from between your fingers by putting your hand
 '''Note''': Actor Jonathan Banks of ''Breaking Bad'' was a special guest in this episode.
 
 /2015-12 Unfinished Business.mkv
-Four myths from past episodes are revisited for further testing.
 Can a video game that simulates a skill lead to real-world improvement in that skill?
 Are hollow road spikes more effective in stopping a car than solid ones?
-How easy is it to hold on to a live grenade once the pin is pulled?
+Is it difficult to hold on to a live grenade once the pin is pulled?
 Can you fire and reload a pistol as quickly as in a Hollywood action movie?
+'''Note''': In this episode four myths from past episodes were revisited for further testing.
 
 /2015-13 MythBusters vs. Jaws.mkv
 The myth "Exploding Scuba Tank" is revisited.
+Will the sound of orcas drive sharks away?
+Will the smell of a dead shark drive live ones away?
 
 /2015-14 ''Star Wars'': The Myths Strike Back.mkv
 Is it possible for people to dive out of the way of incoming Stormtrooper shots?