Pete Wentz has been left heartbroken and inconsolable since his wife Ashlee Simpson blindsided him by filing for divorce, RadarOnline.com has exclusively learned.
"Pete has been crying a lot to her about this," a source close to the couple told RadarOnline.com. "He is crushed, and does not want it to be over."
But Ashlee, 26, is reportedly done with marriage, and wants the divorced finalized.
"Ashlee is done, she loves him, but she's ready to move on," said the source.
"When he traveled for work, she had a lot of time to think, and in the end she just felt happier without him.
"They married really young and have grown apart, she just wants to focus on her child and her career."
As RadarOnline.com first reported Pete, 31, was blindsided by the break up and was even planning a special Valentine's Day surprise for the his wife.
But Ashlee couldn't bear her musician hubby's demanding tour schedule and decided to file for divorce.
Simpson filed the papers in Los Angeles Superior Court on Wednesday, citing 'irreconcilable differences'.
She requested joint legal custody and primary physical custody of their three-year-old-son Bronx Mowgli.