LuaLua's four goals in his last four games helped spark Pompey's late battle against the drop but Harry Redknapp's men have since won two of the three games he has missed.
In the 2009-10 season, Ashley Cole's return from a long-term injury for the final four games gave Chelsea the spark needed needed to win the championship.
Whether you are a brand, an entrepreneur or an individual who wants to change the world, new video games are teaching the very basics of how to spark a mass movement or what I like to call a Cultural Movement.
Super-G gold medalist Norway's Aksel Lund Svindal, quickest on the downhill, slid out near the finish to spark scenes of wild celebration as Miller realized the gold was his after drawing blank in the 2006 Winter Games in Turin.