However, series star and creator Brendan O'Carroll is yet to begin work on a script, according to The Sun.
"I haven't written it yet," confirmed the comic. "That's what success does, they give you money and say 'Whatever you think'. So I've taken the money!"
Mrs Brown's Boys was recently named best 'Situation Comedy' at the 2012 BAFTA Television Awards, beating off competition from Fresh Meat, Friday Night Dinner and Rev.
The series, which first aired in January 2011, started life as a radio show on Irish station RTÉ 2fm.
A second run of TV episodes came to an end on February 4 this year, with a third series to air on BBC One in late 2012.
