New Delhi, Feb 3 (ANI): Taylor Swift has confirmed that she will not be performing at 2015 Grammys as she has some tour plans. The 'Shake It Off' singer said that she has been planning for her '1989' World Tour from so long and she needs some time to focus on that and therefore, she will be skipping performing at Grammy's this year, an online portal reported. The American singer added that she won't be singing any of her hit songs, but will surely try out her two feet on in the aisles. The singing sensation told her fans by tweeting that she was excited to be nominate for 3 Grammys this year and told that she will be presenting the award for 'Best New Artist' in the show. Swift's upcoming tour will be joined by Haim on some selected dates as a special guest, and thereafter, the show will hit North America and Europe before heading to Australia in December.