Starting from this page
in the Problem Sleuth unlockables list.
Thinking the name "Midnight Crew" is probably an obscure reference to something, you decide to Google it and learn more.
But it seems all you can find are references to some Afro-Beat/Christian/Gospel group in Nigeria.
This is complete bullshit.
Hearts Boxcars returns with armloads of COLORFUL NIGERIAN ROBES for you all to wear during your spiritually moving attack of soulful devotion to your Lord, Jesus Christ.
Diamonds Droog deals Boxcars a senseless drubbing with his ULTRA-VIOLENCE CUESTICK.