Tish is a recurring character who appears in Season 11. She is introduced as a manager for a furniture store.
When going to checkout, Carl protects her from a irate customer. She thanks him and helps him look for a new recliner. As a thank you for helping her, she decides to give him her number. Later in the episode, Carl is seen texting her which then lead to her and him going to lunch together. Towards the end of the episode, she is seen to be taken back to Carl's house, where the two can have sex. Right before, she convinces Carl not to use protection claiming that she won't get pregnant. Afterwards she is seen leaving the house, hoping to see him again. Debbie later mentions to Carl that Tish actually raped him because she did not let him use protection and basically forced herself on him. Carl is later saying filing a rape report against her.
In Two at a Biker Bar, One in the Lake, Tish tries to get Carl coffee but he rejects her. He later confronts her about her acts. Tish gets upset and reveals she is actually on the pill and is allergic to the latex condoms, because it will kill her. She also refuses his offer because of his accusation.
She returns in The Fickle Lady is Calling it Quits, where she is shown protesting getting a ticket from Carl who is now a meter maid. Tish is surprised to see Carl now doing meter maid service. She appears to have let go some of her previous anger to him and they joke about what names he can call himself before he tears up her ticket. He notes on her being heavily pregnant and inquires if it is his but Tish does not answer and only thanks him for not writing her up.
- A bit of Debbie's words were true, as Tish later appears pregnant, despite being on the pill.
- If the baby is Carl's, she is having his third child.