The exes share Jayden James, 15, and Sean Preston, 16.
Check out this full episode of ET's The Download, breaking down all the must-know entertainment news stories from Monday, Aug. 8.
'I feel like Jamie Spears really helped that situation at first,' Kevin said.
The former backup dancer claimed that their teenage sons, Sean and Jayden, have decided not to see their mother.
The pop star and Jason Alexander were married for less than three days back in 2004.
Kevin Federline previously told ET through his attorney that the kids won't be at their mom's nuptials.
The exes have two sons together, Sean and Jayden.
Britney Spears shared a sweet clip of her family outing with fiancé Sam Asghari and her sons, Sean Preston and Jayden James.
Britney and Sam announced their engagement on Sunday.
ET spoke with Federline's powerhouse divorce attorney Mark Vincent Kaplan about Spears' hearing and testimony.
Kevin Federline's attorney spoke to ET about how the former spouses co-parent within her conservatorship.
'Framing Britney Spears' premiered last Friday on Hulu and FX.
Kevin Federline and Britney Spears' 13-year-old son went on Instagram Live on Tuesday and discussed a number of personal topics.
The singer took to Instagram on Tuesday to reveal, 'I don’t even like ink.'