As Eve (Carrie Fisher) is walking Carol through the bookstore in one of past memories, you can plainly see a "Star Wars" book. This is of course a reference to the movie that made Carrie Fisher famous as she played "Princess Leia" in the first Star Wars trilogy.
(at around 7 mins) Kendra tells Carol, "She's [Tanya] a single mom with two kids." (at around 58 mins) Carol and Eve are looking through Tanya's window and Carol says, "I didn't know she had kids."