You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: A CHRISTMAS POTPOURRI 
Clue: On Christmas Eve 1968, Borman, Lovell & Anders became the first men to circle this object
the moon

Category: "E" GADS! 
Clue: In 1986 they became the first siblings inducted into the Rock & Roll Hall of Fame
the everly brothers

Category: "HIP" "HOP" 
Clue: Not surprisingly, his father Heraclides & his grandfather were both physicians & his mother was a midwife

hippocrates