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His guests included Tony Bennett , Don Henley , John Mayer , John Mellencamp , Steven Tyler , Roger Daltrey , Garth Brooks , and Paul McCartney .
 person: Tony Bennett; person: Don Henley; person: John Mayer; person: John Mellencamp; person: Steven Tyler; person: Roger Daltrey; person: Garth Brooks; person: Paul McCartney
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Tony Bennett; person: Don Henley; person: John Mayer; person: John Mellencamp; person: Steven Tyler; person: Roger Daltrey; person: Garth Brooks; person: Paul McCartney