The remaining 10 dancers performed an opening number choreographed by Wade Robson and set to "Ramalama (Bang Bang)." 
Next, Cat revealed the bottom 2 male and female dancers.
For the females, Martha and Natalie were in the bottom 2. And, for the males Dmitry and Ryan were in the bottom 2.
Each dancer in the bottom 2 performed their solo from last night and then Chris Brown performed "Gimme That."
Cat announced which dancers were sent home and those 2 dancers performed their solos again.
Season 2 Episode 17 of So You Think You Can Dance resulted in a 0.00 rating in the 18-49 demographic.
 s02e01 - Auditions #1 and #2: New York and Charleston
        s02e01 - Auditions #1 and #2: New York and Charleston
          
        
      
     s02e02 - Auditions #3: Los Angeles
        s02e02 - Auditions #3: Los Angeles
          
        
      
     s02e03 - Auditions #4: Chicago
        s02e03 - Auditions #4: Chicago
          
        
      
     s02e04 - Las Vegas Callback
        s02e04 - Las Vegas Callback
          
        
      
     s02e05 - Dancers Cut to 20
        s02e05 - Dancers Cut to 20
          
        
      
     s02e06 - Top 20
        s02e06 - Top 20
          
        
      
     s02e07 - Top 20 Results
        s02e07 - Top 20 Results
          
        
      
     s02e08 - Top 18
        s02e08 - Top 18
          
        
      
     s02e09 - Top 18 Results
        s02e09 - Top 18 Results
          
        
      
     s02e10 - Top 16
        s02e10 - Top 16
          
        
      
     s02e11 - Top 16 Results
        s02e11 - Top 16 Results
          
        
      
     s02e12 - Top 14
        s02e12 - Top 14
          
        
      
     s02e13 - Top 14 Results
        s02e13 - Top 14 Results
          
        
      
     s02e14 - Top 12
        s02e14 - Top 12
          
        
      
     s02e15 - Top 12 Results
        s02e15 - Top 12 Results
          
        
      
     s02e16 - Top 10
        s02e16 - Top 10
          
        
      
     s02e17 - Top 10 Results
        s02e17 - Top 10 Results
          
        
      
     s02e18 - Top 8
        s02e18 - Top 8
          
        
      
     s02e19 - Top 8 Results
        s02e19 - Top 8 Results
          
        
      
     s02e20 - Top 6
        s02e20 - Top 6
          
        
      
     s02e21 - Top 6 Results
        s02e21 - Top 6 Results
          
        
      
     s02e22 - Top 4: The Finale
        s02e22 - Top 4: The Finale
          
        
      
     s02e23 - Finale
        s02e23 - Finale
          
        
      
    Contestants perform a particular style of dance each week with a partner. The audience votes on their favorite couple leaving the 3 couples with the least votes up for elimination. After each dancer performs a solo of their choice for the judges, one male and one female contestant are up for elimination.