A possible concise summary is:
This is a story about Allison, a girl who feels insecure about her appearance and her relationship with her dad and his new girlfriend. She has a crush on Sam, but he has a girlfriend. She also hates Tony, who asks her to invite her friend Shona to a burger date. She throws a drink at him and later kisses him twice, once to shock him and once when he is drunk. She goes to a party with Sam, but they both realize they don't like each other. She ends up with Tony, who kisses her on the dance floor. The title of the video is misleading, as there is no spying involved.
Here are the key facts extracted from the text:
1. Allison has a crush on Sam Reeves.
2. Allison feels overshadowed by her friend Shona's appearance.
3. They go to an ice skating rink every Friday night.
4. Allison's father has a new girlfriend named Avril.
5. Tony Franklin, known for his reputation with girls, shows interest in Allison at the ice rink.
6. Tony invites Allison for a burger, but then asks if Shona would like to come too.
7. Allison throws her diet coke at Tony in anger.
8. Allison's mother has passed away, and her father is remarrying Avril.
9. Avril and Allison's father remove all of Allison's mother's photos from the house.
10. Sam Reeves breaks up with his girlfriend Anna during a disco night.
11. Tony kisses Allison at the disco after revealing his family issues.
12. Sam realizes he still loves Anna and leaves to find her.
13. Tony finds Allison at the end of term party and they share a dance and a kiss.
These are the factual points I could gather from the narrative provided.