Simplify the following text for a Grade 5 native English-speaking person.
Original: Donovan Patton , born in guam March 1 , 1978 is known as the voice actor of Joe in the kid 's show Blue 's Clues . .
Simplified: Donovan Patton , born March 1 , 1978 in Guam , is best known for his role as Joe , the second host of Nick Jr. 's children 's television program Blue 's Clues .