Possible Clues:

• Outer space feature
• Condition in outer space
• Vacuum ''feature''
• 2008 Jordin Sparks/Chris Brown duet
• Why a tire is flat
• Asphyxiation cause
• Jordin Sparks/Chris Brown song covered on "Glee"
• Tiring problem for bicyclists?
• Feature of outer space
• 2008 Jordin Sparks duet