Related Clues:

• Joker, e.g.
• What turns 19 into 21?
• Layer
• Ace plus one
• See 6-Down
• Life of the party
• Trousers
• Bottom of a suit
• Chesterfield, for one
• Club alternative
• Fleece
• Payment option
• Difference between 19 and 21
• London Fog, e.g.
• Knickerbockers