The younger White sister (played by Emily Head) was first seen in the café with a mysterious multicoloured garment wrapped around her head.
Later on, Rebecca was seen back at Home Farm arguing with Chrissie White (Louise Marwood) still wearing the eye-catching headgear.
Those watching at home could not help but notice Rebecca was dressed slightly differently than normal and took to Twitter to express their feelings on her new style.
One social media user said: "#Emmerdale wardrobe department – please give Rebecca something decent to wear."
Rebecca White's headwear got Emmerdale viewers talking this evening
Fans wondered whether Rebecca might be about to give a psychic reading
"What was that thing on Rebecca's head? That's a fashion disaster! #Emmerdale," another asked.
"Omg wot is Rebecca wearing on her head! Looks hideous! #Emmerdale," someone else remarked.
A fourth wrote: "Rebecca looks like she's about to do a psychic reading #Emmerdale."
Later on, Rebecca was seen arguing with her sister, Chrissie, at Home Farm
Emmerdale's most shocking moments
Thu, January 5, 2017
Emmerdale's most shocking moments: Explosions, car crashes and murder – life in the Dales is never dull. Here are the most dramatic scenes from the popular soap.
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"Rebecca is always dressed up as a travelling hippy #emmerdale," a fifth observed.
By the end of the week, Rebecca will have bigger worries than what she is wearing as she leaves Chrissie seriously injured.
The pair will have a fight at the top of the stairs and the elder White sister will fall over the bannister on to a glass table below.
Emmerdale continues tomorrow night at 7pm on ITV.