Sunita's Aunties to return to the street

According to Inside Soap (via Digital Spy), Grishma and Upma will be returning to the cobbles for a stint next month. Apparently they will plan to cause trouble for Dev and Sunita, what trouble could they cause?

Also, a friend of Izzy's, named Will will be appearing on our screens soon. Izzy and Will will start to catch up on old times, which makes Gary wary of his presence, hopefully we will see the PTSD return, as that storyline seemed to fade into the background.