Singer confirms news on her blog
The singer, 25, has vowed to remain pals with the SUM 41 rocker, 29.
‘I am grateful for our time together, and I am grateful and blessed for our remaining friendship,’ Avril writes on her blog.
‘I admire Deryck and have a great amount of respect for him. He is the most amazing person I know, and I love him with all my heart.
‘Deryck and I are separating and moving forward on a positive note. Thank you to all my family, friends and fans for all your support.’