Summary:
Arsenal's new signing Alexis Sanchez has been greeted with a mixture of a smile on his face and a bit of a smirk on his face.

Full article:
By . John Drayton . Friday was quite a day for Arsenal, gaining a new superstar player in Alexis Sanchez, and another WAG fan in his girlfriend Laia Grassi. Spaniard Grassi confessed her love for the Gunners by posting a picture on her Instagram page of her in an Arsenal shirt. VIDEO Scroll down to watch Alexis Sanchez's first interview as an Arsenal player . Shirty: Sanchez's girlfriend Laia Grassi posted this photo after the Chilean's move . Couple: New signing Sanchez poses for a photo with Spaniard Grassi . She wrote: 'I'm a gunner' on the day Arsene Wenger splashed the cash on the £30million Chilean from Barcelona. Sanchez will attend bi-weekly English lessons as his settling-in period at Arsenal begin in earnest. The 25-year-old speaks no English and had conducted his in-house media duties through the aid of an interpreter. Across the continent: Spanish art director and designer Grassi is surely relishing a move to London . Things are looking up: Alexis Sanchez will begin English lessons immediately after joining Arsenal from Barcelona .