Related Clues:
- (Short) section before Chapter 1, say
- Instrumental part at start of song
- Opening instrumental passage of song
- First few bars of music
- First bars of a musical composition
- 101 course, typically
- Opening words, for short
- Beginning bars
- Musical beginning
- Starter course
- Brief opening
- A brief account of nitro liquid
- Alt-rock band, Barenaked --
- Part of the front matter
- Initiation into nitro liquid