Gwen Stefani and Blake Shelton look set to say "I do" after the pair reportedly applied for a marriage license.
According to TMZ, the Johnston County Court Clerk in Oklahoma says the No Doubt singer and the country star filed for the license and now the clock is ticking for them to say their vows.
In the US state, holders of the license have 10 days to tie the knot, which has led to intense speculation that the singers are set to have their big day over the July 4 weekend.
Sources told the publication the the pair will wed at Blake's Oklahoma ranch and that the duo along with Gwen's three sons flew out to Blake's home state last Friday.
A private plane is reportedly set to go and pick up the rest of Gwen's immediate family.

The happy couple are said to have an influx of wedding activities planned for the big day.
Gwen, 51, is set to walk down the aisle in an outdoor chapel that was reportedly recently built on the property especially for this reason.
While some might have expected the pair to throw a lavish celebration, it's set to be more of an intimate ceremony according to sources.
The country star, 45, had previously joked to USA Today that Gwen was taking charge of the planning as it would be a "pretty classless wedding" if he planned it.
"I want her to do all of that stuff and handle it because it's going to be great," he said.
"She's in the middle of planning the thing, and she's always so mindful … of me. She's like, 'Hey, I don't want to just take this thing over.'
"I think she's having a blast doing it. I mean, I know she's having a blast doing it."

Blake originally popped the question in October last year after the pair had been dating for over five years.
They met while working together on the US version of The Voice in 2015.
Earlier in the month, the duo sparked rumours they'd already tied the knot and exchanged secret nuptials when Gwen was spotted out wearing a diamond-encrusted band alongside her engagement ring.
It will be the Hollaback Girl singer's second marriage, while it'll also by Blake's third trip down the aisle.
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