Feel overwhelmed after releasing '25': Adele

Oscar-winning singer Adele says she feels "so overwhelmed" after releasing her third album, "25".

The 27-year-old "Hello" hitmaker posted an emotional open letter to fans on Twitter and Instagram just hours after the record went on sale, admitting "the last month has been a whirlwind," reported Female First.

"This feels like such a long time coming, my new album is finally out. I am so overwhelmed and grateful to be able to even put another record out, and put it out how I want.

"The last month has been a whirlwind, its literally taken my breath away. I hope you enjoy the record as much as I enjoyed making it for you. See you on the other side... Love adele (sic)," she posted.