A brace from Alan has given Braga a 2-1 half-time lead over Manchester United in their Champions League encounter at Old Trafford.
The home crowd were left stunned when the Brazilian broke the deadlock in just the second minute with a bullet header.
He doubled the visitors' lead in the 20th minute thanks to some great work by Eder to supply him inside the box.
Javier Hernandez cut the deficit five minutes later by getting on the end of Shinji Kagawa's cross to beat Beto in the Braga goal.
The Mexican nearly levelled for the hosts in the 33rd minute, but Robin van Persie's cross was just out of reach.