Tom and Jerry is an animated cartoon show from the early 1940s featuring a blue-grey cat named Tom and a small brown mouse named Jerry. The two characters play tricks on each other in 30 short episodes. Viewers can watch episodes on TV or play games featuring Tom and Jerry characters online or on their computers. Tom is quick-tempered and often the loser in his attempts to catch Jerry, while Jerry uses his intelligence and strength to outwit Tom. Other characters like Spike the bulldog also appear in episodes.