"Behind These Hazel Eyes" was a hit for which "American Idol" winner?

Samhain, a Celtic festival meaning "summer's end", has evolved into which holiday? Begun on January 1, 1660, whose diary includes vivid accounts of the Great Plague and the Great Fire of London? Begun under Napoleon, which roughly 160-foot-tall Paris landmark was completed in 1836? Executed on October 29, 1618, which English adventurer is said to have declared, "So the heart be right, it is no matte… Whose name is said to mean "Behold, a son!", fitting for the firstborn son of Jacob? Which Canadian singer, born in Toronto, released the rock classic "Southern Man" in 1970? Born July 7, 1940, which Beatle was the oldest member of the band, also older than Mick Jagger? In which 1994 Disney comedy do heavenly helpers aid a baseball team managed by Danny Glover?