Help with bM

Hi i won a Mp7 on my noobie account!
And it dont stand for how many days i got it!

It only stands : Mp7 7day[C]
But i have it over 7days

maybe it's a bug.LOL ur lucky shhhhhhhh

its a bug o had it... it will run out soon

Weird but I do know it will go away.
Them bugs just say 7 days when it could be 4 days left.