Quentin Travers’s name was created as a hybrid of author Quentin Crisp and P.L Travers, who wrote the Mary Poppins books.

Faith is noted in the episode Helpless, but does not appear. She is on one of her “unannounced walkabouts”. She has barely been in any episodes since Revelations, except for making a brief appearance in Amends.

In Gingerbread, Buffy asks, “Is Sunnydale any better than when I first came here?” We know it definitely IS a better place after the events of lathe previous episode, The Wish.

In Gingerbread, Willow says she can make pencils float, seen later in Doppelgängland and Choices. In Triangle, Willow tries to persuade Anya to join her in doing spells by saying, “You could be floating pencils by the end of the day”. In Hush, Willow says she’d like to “float something …

In her MOO speech in Gingerbread, Joyce mentions “skinning” - referring to the skins that were left after the fish-monsters had “hatched” in Go Fish.

The first time it ever snowed in Sunnydale was in the episode Amends.

Willow plays Barry White’s ‘Can’t Get Enough of Your Love’ to try and seduce Oz in Amends.

In Amends we see that Joyce is not comfortable with inviting Giles to Christmas dinner after the events of Band Candy, when they had sex.

Willow tries to seduce Oz in Amends using Barry White and chilled 7-Up. The two finally sleep together for the first time in Graduation Day (Part 1).

In Amends, the Bringers’ symbol is made up of bones, stones and candles. It looks like the symbol on the Seal of Danzalthar under Sunnydale High in season seven.

As Buffy and Angel walk through the snowy street in Amends, the shot starts with a close up on the inside of the U on the Sun Cinema sign. This is where Faith stands when she shoots Angel in Graduation Day (Part 1). In Enemies, Buffy and Angel stand outside …

The First as Jenny Calendar tells Angel in Amends, “Sooner or later, you will drink her”, meaning Buffy. He does: in Graduation Day (Part 2).

We get to see some more flashbacks to Angel’s earlier days in the episode Amends, only marred by his really bad Irish accent and Tom Selleck-style moustache. We see him in Dublin, Ireland in 1838 (where he killed a man named Daniel on the night before his wedding, and also …

Jenny Calendar appeared on the show twice after Angel killed her in Passion. The first time was when Drusilla cast a spell on Giles, manifesting herself as Jenny in Becoming Part Two, and the second was when the First Evil took her form in Amends.

In The Wish, Cordelia references the time when she was bitten by a snake in I Only Have Eyes For You.