- Who
- Nancy Huey
- What
- 31 total number
- Where
- United States (Los Angeles)
- When
The most aluminium bowls stacked while on a unicycle measuring 2.28m (7½ ft) tall is 31, by Nancy Huey, of San Francisco, California, USA, on the set of Guinness World Records: Primetime in Los Angeles, California, USA, on August 13, 1999.