Michael Vick's down for touchdown celebrations ... but when it comes to pullin' out cell phones in the endzone like Michael Thomas did Sunday??
"It's way too much," the Falcons legend tells TMZ Sports ... "It's way too much."
The Saints superstar wideout put an exclamation point on New Orleans' win over the Rams by whippin' out a Joe Horn-style phone call after a 72-yard TD in the 4th quarter.
#GoSaints flip phone usage then and now:
"Hollywood" Joe Horn in 2003 (MNF) vs.