The singing sensation, who has enjoyed recent chart success, looked incredible as she perched on the side of a hot tub, showing off her incredible figure in the process.
Amanda looked incredible in the skimpy red swimsuit, which featured an asymetric one sleeve design.
Amanda's skimpy cossie cut high up on the sides to show off her perky peach.
Going for all red vibes, Amanda showed off her freshly scarlet-painted nails and clutched a glass of what appeared to be red wine.
Amanda styled her hair into a straight sleek style, which she curved around her face, highlighting her stunning bone structure.
The Heart FM radio host went for full glam in the makeup stakes, opting for a heavy smoky shadow on her striking peepers and a Barbie-pink gloss on her plump pout.
Amanda captioned the photo: "Hot tub time #homeforChristmas."
Amanda's friends and fans came out in full force to shower praise on the stunning snap.
One social networker gushed: "Legs to die for."
While another continued: "Stunning."
A third added: "So beautiful."
Amanda's stunning display comes after she reduced fans to tears with her new Christmas single.
Amanda shared a snippet of the track called Home For Christmas with her Instagram supporter, who were completely moved by the festive song.
One fan wrote: "I cried this morning listening to it on Heart FM. Not the best way to start the morning before school but so glad and so proud of you Amanda."
While another continued: "It makes me cry."
"OMG your voice is so beautiful. I'm listening right now. Aww I'm in tears it's so beautiful," another Instagram user gushed.