Related Clues:

• Two of a kind
• The Everly Brothers, e.g.
• Abbott and Costello, e.g.
• Pair with an air
• One is dynamic
• It takes two
• The Blues Brothers, e.g.
• Schubert's "Grand ___"
• Like 20-Across
• Two-some
• Half of 7-Down
• The White Stripes, e.g.
• A couple
• You and me, e.g.
• Dynamic ___