Simmons finished with 26 points as the Sixers snapped Golden State's 11-game winning run with a road win.
Ingram finished with a career-high 36 points as the Lakers lost 121-105 at home against Philadelphia on Tuesday.
The Sixers big man appeared to move out of the lane to avoid being dunked on by Kawhi Leonard.
Zhaire Smith is unlikely to play this season after the 76ers confirmed he had to go undergo two procedures to solve the issue.
Sixers big man finished with 33 points and 17 rebounds as Philadelphia beat the Suns 119-114.
Christmas Day games also include Sixers vs Celtics and Bucks vs Knicks.
Luckily for the Sixers star it was only a cub.
There's still a chance he'll stay in Cleveland but the 2018 free agency rumor mill is now in full swing.
LeBron can opt out of the final year of his deal with the Cavs this summer.
How far can the Philadelphia 76ers go in this year's playoffs?
Wade scored a season-high 28 points as the Heat leveled the series in Philadelphia.
Embiid watched from the bench as Philadelphia lost at home to Miami in Game Two of their first-round series.
LeBron is expected to opt out of his final year with Cleveland.
Lonzo Ball and Brandon Ingram could make the Lakers a very attractive proposition for James.
But Philadelphia still looks good for a playoff place.
James and Wade came up huge in Philadelphia.
De'Aaron Fox and Lonzo Ball will face off in Las Vegas.
The Washington point guard was drafted first overall by the Philadelphia 76ers in the 2017 NBA Draft.