This is what happens when a Brand however good stays off market for a long period.
Consumers forget the taste and comeback is not easy.
The market while you were away changed,competition came and what you sold before cannot sell now, so if you do not rebrand and up your game you won't break through.
Just give it 3 to 4 good and consistent shows and it will reach a climax.
"The true measure of a man is how he treats someone who can do him absolutely no good.