Millwall have plunged Doncaster Rovers deeper into the relegation mire with a easy away victory at the Keepmoat Stadium.
Andy Keogh's fifth Lions goal gave Kenny Jackett's side the lead after eight minutes before on-loan Tottenham Hotspur forward Harry Kane doubled the advantage five minutes later.
The home support were forced to endure a miserable evening as Rovers failed to work goalkeeper Maik Taylor once.
Darius Henderson put the game beyond doubt on 58 minutes with a well-taken finish from close range.
Dean Saunders's men are now without a home win in their last eight games.