Tardis and Del just froze as their brains stopped working. Impala noticed this and couldn't help, but laugh at their priceless faces. Impala stopped laughing when Tardis and Del's brain restarted.  'Ok, Now I think I get the picture why this mare is so serious all the time. She needs some serious cheering up. Maybe it's time to relax for a bit.'  Tardis then spoke once her brain finally caught up. "Ok, how about we take a break."