FIREMAN SAM HAS DOUBLE THE CHALLENGE IN HIS LATEST EXCITING ADVENTURES ! James and Sarah are always competing with each other, but when a tree in the forest is hit by lightning, will they stop in time to realise the dangers in front of them ? Fortunately for the troublesome twosome, the Hero Next Door is on hand, with a little help from Radar, to sniff out the twins and guide them back to safety.