|When Bob Became A Builder|
|Series 10, Episode 16|
|Air Date||2005 (UK)|
|Previous||Wendy's Party Plan|
|Next||Scrambler in the Doghouse|
When Bob Became A Builder is a Bob the Builder special produced by Chapman Entertainment and Hot Animation which is owned by HiT Entertainment. It was released in 2005 in the UK and on February 7, 2006 in the US.
While building a new parking lot, picnic area, and play area at The Beach, Bob and the machines tell Benny and Scrambler the story of how Bob and his dad Robert built the building yard in Bobsville, and how the machine crew we all know and love got together.
- The events of this special was later referenced in Dizzy In Charge.