Possible Clues:

• 109-Across's old radio partner
• Abner's pal, on old radio
• Abner's friend
• Abner's buddy from old radio
• "___ and Abner" (old radio comedy)
• '___ and Abner' (old radio comedy)
• Nora ___ aka Awkwafina
• Scottish word for a chimney
• Flu MacTavish catches where there's a draught
• (Scots) chimney