An Ascension is when a mortal or part-demon becomes pure demon, resulting in massive destruction. In 3.21 Graduation Day (Part One) Anya revealed she was the only living person to witness …

The ruins of Sunnydale High seen in 4.11 Doomed were all computer generated.

Xander was disgusted that he didn’t win the ‘Class Clown’ award at 3.20 The Prom:

“Anyone can be a prop class clown!”

The award went to Jack Mayhew.

During 3.20 The Prom, the students of Sunnydale High gave Buffy a special award, The Class Protector Award, to acknowledge the many times she had saved their lives. It was presented …

In 3.22 Graduation Day (Part Two), Larry and Principal Snyder are killed by the Mayor. Harmony is bitten by a vampire. She returns in season four as a fabulous vampire. I’m …

Halfrek poses as the High School’s guidance counsellor in 6.14 Older And Far Away. Buffy gets this job for real in season seven.

Sunnydale High’s sports teams were called the Razorbacks (first seen in 1.03 The Witch). They got a short lived piglet mascot called Herbert in 1.06 The Pack, but he was eaten by …

A roster of the Sunnydale High School Razorbacks football team is shown in 2.02 Some Assembly Required:
15-Jack
17-Gold
32-Burke
33-Unknown
37-Lewis
38-Roll
47-Unknown
54-Kueshick
54-Maverick
58-Unknown
61-Kauten
66-Unknown
67-Curtis
70-Nelson
71-Trueba
80-Courtney
81-Unknown
82-Russell
87-Unknown
92-Delautour
98-Cox

Scenes at Buffy’s house were originally shot on location, but later the interior was re-built on a soundstage. The location used for the exterior of Buffy’s home was 1313 Cota …

The Sadie Hawkins Dance was an annual dance at Sunnydale High School (though only mentioned in 2.19 I Only Have Eyes For You) where the girls had to ask the boys …

The Sunnydale High School clocktower was constructed especially for the episode 3.18 Earshot.

Sunnydale High School exteriors were shot at Torrance High School, previously used for the series Beverly Hills 90210. When the movie She’s All That (starring Sarah’s future husband Freddie Prinze …

The school paper is called the Sunnydale High Sentinel, seen in 3.18 Earshot. It has an obituary section (which Oz likes to read) and Cordelia checks it out for comments on …

For the first season, there was only one hall for Sunnydale High school because of a tight budget so they reused the same hall over and over again, redressing it …

When Joss Whedon first envisioned the Sunnydale High School Library, he wanted something dark and crowded. The idea was abandoned as lighting a place would have been difficult, and the …