Finding these types of acapellas
Where can I find these types of acapella? Are they taken from old blues/soul/jazz… songs or maybe from an interview?
Start at 03:02
Starts at 03:42 (this might be done by Huxley but you get the idea i guess)
The second one wouldnt be too hard to record, she has an awesome voice though. so just find the right person.
You are going to be hard pressed to find exactly what you need, but you can look through beatport under ‘DJ tools’ where there is plenty of acapellas, be prepared to hear a lot of BAD ones though 
More importantly, how do you synthesise bass to sound that good haha?