Possible Clues:

• ____ Arthur
• Cole Porter's '___ Clown'
• ___ arthur mountains pizza (as-described photo-collage Tumblr page)
• Arthur of "All in the Family"
• Lillie with a Tony
• 'When I grow up to ___ man' (Beach Boys lyric)
• Co-star of Rue and Betty
• 'C'mon, ___ pal!'
• ''There has to ___ better way!'' (2 words)
• 'Luck ___ Lady'