Run, Fat Boy, Run topped the UK chart for a second weekend, grossing $3.1m (£1.5m) from 411 sites, making its total $9.1m to date in the territory. Click here to see chart.
The film, released by Entertainment Film Distributors, may have fallen by 23% but still beat Sony Pictures Releasing International's (SPRI) new US comic sensation Superbad to the top spot.
Superbad, another production from Judd Apatow (of Knocked Up), entered this weekend at number two with a $2.9m (£1.4m) take from 402 sites, giving it a sizable $7,428 (£3,717) site average.
Universal Pictures International's (UPI) drama Atonement, based on the novel by Ian McEwan, fell by 16% in its second weekend to number three, generating $2.8m (£1.4m) from 412 sites. It has grossed $8.9m so far in the UK.
UPI had two more top 10 UK hits with The Bourne Ultimatum and Knocked Up this weekend - Bourne slipped 32% to number four with a $1.5m (£744,851) take while Knocked up fell 39% to number six, taking just under $1m over the three-day period.
Paramount Pictures International (PPI) took the number five slot this weekend with its new thriller Disturbia, starring Shia LaBeouf (also of Transformers fame). The film, which has already taken $80.1m in the US and $108m globally since its May release, generated nearly $1.5m (£728,145) from 400 sites in the UK (including $356,947 of 2-day previews).
Additional new entries to the top 10 include Shoot 'Em Up, starring Clive Owen and Western remake 3:10 To Yuma, with Russell Crowe and Christian Bale. Both films failed to cross the $1m mark.
Shoot 'Em Up, distributed by Entertainment, took $753,913 (£374,770) from 294 sites while Lionsgate's 3:10 earned $741,320 (£368,510) from 303 sites.
PPI's second thriller on release, 1408, slipped to ninth place after falling 56% in its third weekend while Fox International's The Simpsons Movie still managed to keep within the top 10 in its eighth weekend after falling 32%.
Punjabi film Mitti Wajan Maardi, from Think Big Entertainment, was the only other new entry into the UK top 20 this weekend. It entered at 17 with an $118,053 (£58,684) take from 11 sites for a whopping $10,732 site average.
The top 20 films in the UK generated $16.5m from the period of September 14-16 and were collectively up 44.1% compared to the same period last year.
For the full UK chart go to global box office on screendaily.com.