[See also: Sarah Harding gets new tattoo]
[See also: Celebrity tattoos]
Speaking to Heat magazine, the source said: "She's never stopped loving Tom and after everything that happened with Theo she truly believes that he's the one for her.
"All she wants is for him to come home. Tom supported her the whole time she was in rehab but she wants more than that. She misses him."
Sarah Harding showed off her new tattoo last week / RexSarah described the aftermath of the violent argument with now ex-boyfriend Theo De Vries as "the week from f*****g hell," but was snapped looking happier running errands in London last week.
Sources also claim that Sarah is channeling her recent heartbreak into new music. Here's hoping she sorts things with Tom and can start writing some happier tunes, too.