This JetBlue Airbus A320, N519JB is named "It Had To Be Blue".
It's seen here taxiing to the gate on Taxiway Sierra at PHX in October 2008.

Click here to go to:
Harlequin Tail Name Photo Page
or
JetBlue Name Photos Main Page
or
Plane Name Lists Page
(Listing of various airline's names with
clickable links to photos)