Uhh, why go from first class to coach

from The Notorious B.I.G. (Ft. Lil Kim) – Another Lyrics on Rap Genius

Meaning

In terms of flights, first-class tickets are more expensive than coach tickets and thus are more comfortable and come with better amenities.

Lil' Kim is basically asking why he would downgrade.

To help improve the meaning of these lyrics, visit “Another” by The Notorious B.I.G. (Ft. Lil Kim) Lyrics and leave a comment on the lyrics box