Historical clue formulations

• Acts like a nudnik to — 2021-09-11
• Hounds — 2019-04-07
• Bugs — 2011-09-29
• Badgers — 2005-04-28
• Bothers à la baby brother — 1998-09-22
• Troubles — 1998-03-06
• Won't quit — 1996-08-10