As Clare deals with her Tik-Tok-famous Montana confrontation and Rae’s recent partying, she’s haunted by a letter writer who desperately needs Sugar’s advice. In the past, Young Clare learns of Frankie’s diagnosis and desperately tries to save her.

• Cheryl Strayed
• Liz Tigelaar

• Tanzyn Crawford
• Kathryn Hahn
• Sarah Pidgeon