United Kingdom, July 31 -- Shania Twain has described her husband Frederic Thiebaud as her "forever true love".

The 60-year-old ssinger was left heartbroken in 2008 when her 14-year marriage to 77-year-old record producer Robert 'Mutt' Lange collapsed after she discovered his affair with her close pal-and-former personal assistant, Marie-Anne Thiebaud. However, Shania grew close to Marie-Anne's former spouse, 55-year-old businessman Frederic, as they healed from the heartbreak caused by their exes' infidelity.

Now Shania has insisted Frederic is the one and he would have been her "lifelong love" even if they had met at teenagers instead of later in life. She told PEOPLE: "[He is my] forever true love ... This is the love I'm going to gr...