Swift, Hiddleston start following each other on Instagram

Singer Taylor Swift and her actor boyfriend Tom Hiddleston have started following each other on photo-video sharing website Instagram.

The 35-year-old "Avengers" star joined Instagram earlier this week.

Hiddleston started following many of his co-stars and colleagues, including Robert Downey Jr, Chris Hemsworth, Mark Ruffalo, Samuel L Jackson and official page of Marvel Studios.

The "Iron Man" star welcomed the British actor by posting a photo of him wearing "I [heart] TS" shirt from his Fourth of July vacation.

"Join me in welcoming the biggest T Stark fan of them all to Instagram," he had captioned the picture.