JESS & JUSTIN SAME OLD ISSUES!

Justin Timberlake went all out to make Jessica Biel feel special on Mother's Day, gushing about her on Instagram and helping their sons put on a beautiful breakfast spread.

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However, insiders reveal the singer's been in the marriage bad books for a while now, as his DUI case from almost two years ago continues to haunt them.

"Jess and Justin have gone through much worse than a drunken arrest video, but it's true that it did cause some problems," our source says of the recently leaked footage from his Long Island, New York, arrest.

"Their oldest son Silas is 11 now, so it's hard to keep these things from him when he's more tech savvy than his dad.