Liverpool Certificate Happy Birthday Greeting Card Celebrate Liverpool success with the Liverpool Certificate Happy Birthday Greeting Card. This card is based on the liver bird which is famous in the city of Liverpool, the twin flames were added recently as a symbolic of the Hillsborough memorial outside Anfield. The motto You'll Never Walk Alone also features on this special Happy Birthday Certificate Greeting Card with Liverpool Emblem and envelope. There is also a space to write the name of your Liverpool fan letting them have PROOF that they are a No.1 Liverpool FC Fan.