Dragonball TV Specials

There are three Dragonball TV specials that have aired in America.  The first, Bardock, the Father of Goku, takes place as a prequel to the entire series, starting with Goku being born.  The second, The History of Trunks, is a TV special covers the future that Trunks lived through before he came to see Goku to give him the heart medicine.  Then the only Dragonball GT special, A Hero's Legacy, premiered and it has the fewest number of characters that were in previous parts of the franchise, namely two, Pan, now an old woman, and Goku who looks as he appeared in Dragonball Z.  This story covers Goku Jr., Goku's great great grandson.