Robert Pattinson and FKA twigs

Robert Pattinson and FKA twigs

Robert Pattinson and FKA twigs have "become inseparable"

The 28-year-old actor and the British singer, 26, who started dating approximately five months ago after being introduced by mutual friends Sienna Miller and Tom Sturridge, "clicked instantly" and the 'Twilight Saga' star now loves following the 'Two Weeks' hitmaker around on tour.

A source said: "They clicked instantly and they literally have become inseparable."

But the duo don't want to rush their relationship and have no plans to get engaged.

The source said: "Rob wouldn't do it that fast."

The couple reportedly first bonded over their love of music.

The insider told E! News: "There is a special connection between the two of them. Music is a big part of the relationship, because it means to much to them. Rob loves her music."

Meanwhile, he 'Rover' star decided to shave his head recently because twigs "inspired him to do it."

The source added: "He buzzed it, but she was there with him."

The pair spent the festive season with the British heartthrob's family in England and another insider recently revealed his two elder sisters, Lizzy and Victoria, "adore" his new girlfriend and "totally approve" of their relationship.