So You Think You Can Dance Top 20 Perform, Part 2 (2005– ) Online
- Original Title :
- Top 20 Perform, Part 2
- Genre :
- TV Episode / Game Show / Music / Reality TV
- Year :
- 2005–
- Cast :
- Cat Deeley,Nigel Lythgoe,Mary Murphy
- Type :
- TV Episode
- Time :
- 1h
- Rating :
- 6.4/10
| Episode credited cast: | |||
 | Cat Deeley | - | Herself - Hostess |
 | Nigel Lythgoe | - | Himself - Judge |
 | Mary Murphy | - | Herself - Judge |
 | Adam Shankman | - | Himself - Judge |
| Rest of cast listed alphabetically: | |||
 | Alexa Anderson | - | Herself |
 | Lindsay Arnold | - | Herself |
| Daniel Baker | - | Himself |
| Leonardo Barrionuevo | - | Himself - Choreographer |
| Nick Bloxsom-Carter | - | Himself |
 | Witney Carson | - | Herself |
| Audrey Case | - | Herself |
 | Dee Caspary | - | Himself - Choreographer |
 | Phillip Chbeeb | - | Himself - Guest Dancer |
| Janaya French | - | Herself |
 | Eliana Girard | - | Herself |