On Friday, the pair changed their Twitter profile pictures to throwback photos of each other. Stefani's new main pic is an adorable shot of Shelton as a toddler. Shelton's profile picture, on the other hand, features a beaming teenage Stefani.
Source: Gwen Stefani / Twitter
Source: Blake Shelton / Twitter
As if the move didn't put the couple's Twitter pages at max cuteness, on Friday night, Stefani also retweeted a fan who wrote that "Gwen's Twitter is basically a Blake Shelton fanpage."
Gwen's Twitter is basically a Blake Shelton fanpage— jules (@CHARLOTTTESKING) April 9, 2016
The Secret Behind Why Gwen Stefani and Blake Shelton's Odd Couple Romance Works
Stefani and Shelton, who met while they were both judges on The Voice, confirmed their relationship in November, shortly after they each split from their respective musician spouses over the summer.
A source close to the couple recently spoke to PEOPLE about how their unexpected relationship works so well.
"They have the same perspective on life and the same family values," the source said. "They're very close with their families, and there's a very easygoing way about them."