In 2001, during a visit to Lviv, Tatyana had the opportunity to perform ensemble before the Pope John Paul II's appearance.

[4][5] In 2014, Reshetnyak took part in the fourth season of The Voice of Ukraine (Голос країни) but none of the coaches turned the chair.

Reshetnyak chose Potap as her coach and reached until the final show of the fifth season, where she got the second place losing to Anton Kopitin in the super-final.

[7] On 17 November 2017, she released her second album "Trymay mene (Тримай мене)", in collaboration with the producer Alan Badoev.

On 22 January, Tayanna announced through her social media accounts that she refused to continue in the Ukrainian national selection.

[10] In May 2021, she was announced as the Ukrainian spokesperson for Eurovision Song Contest 2021, reading out the country's jury points in the final.