Doncaster Rovers were 2 down with 15 mins to go before Leo scored to start a comeback that saw Doncaster beat Grimsby 3 - 2. Des Hamilton was sent off for violent conduct.
Ainsworth scored as QPR came from behind to beat Cheltenham.
Another former City player scored to produce one of the shocks of the night. Josh Low gave Northampton an 8th minute lead over Norwich City and it was enough to create an upset.
Other shocks saw Darlington win at Bradford, Huddersfield knock out Derby, Oxford win at Millwall, Notts County win at Preston and Wycombe beat Wimbledon.
There was another goal for Paul Merson as Walsall came from behind to beat Carlisle.
Full Tuesday night Carling Cup results / scorers.
| Barnsley | 1 | Blackpool | 2 | FT | ||
| Gorre pen 63 | Taylor 5 , 22 | |||||
Attend: 5,378 | Half-time: 0-2 | |||||
| Bradford | 0 | Darlington | 0 | AET | ||
Attend: 4,077 | Half-time: 0-0 | |||||
| Darlington won 5-3 on penalties | ||||||
| Bristol Rovers | 0 | Brighton | 1 | FT | ||
| McPhee 49 | ||||||
Attend: 5,518 | Half-time: 0-0 | |||||
| Cambridge Utd | 1 | Gillingham | 2 | FT | ||
| Walker 28 | Hills 73 Nosworthy 86 | |||||
Attend: 3,044 | Half-time: 1-0 | |||||
| Cardiff | 4 | Leyton Orient | 1 | FT | ||
| Earnshaw 39 , 40 , 55 Campbell 56 | Ibehre 75 | |||||
Attend: 4,503 | Half-time: 2-0 | |||||
| Cheltenham | 1 | QPR | 2 | FT | ||
| McCann 4 | Ainsworth 16 Langley 86 | |||||
Attend: 3,697 | Half-time: 1-1 | |||||
| Chesterfield | 0 | Burnley | 0 | AET | ||
Attend: 2,928 | Half-time: 0-0 | |||||
| Burnley won 3-2 on penalties | ||||||
| Colchester | 2 | Plymouth | 1 | FT | ||
| Fagan 22 Pinault 40 | Evans 24 | |||||
Attend: 2,367 | Half-time: 2-1 | |||||
| Crewe | 2 | Wrexham | 0 | FT | ||
| Ashton pen 54 Jones 88 | ||||||
Attend: 3,152 | Half-time: 0-0 | |||||
| Doncaster | 3 | Grimsby | 2 | FT | ||
| Fortune-West 76 Barnes pen 81 Blundell 90 | Campbell 38 Anderson pen 67 | |||||
Attend: 6,057 | Half-time: 0-1 | |||||
| Huddersfield | 2 | Derby | 1 | FT | ||
| Stead 59 Thorrington 70 | Taylor 41 | |||||
Attend: 6,672 | Half-time: 0-1 | |||||
| Lincoln City | 0 | Stockport | 1 | FT | ||
| Barlow 87 | ||||||
Attend: 2,296 | Half-time: 0-0 | |||||
| Luton | 4 | Yeovil | 1 | FT | ||
| Foley 25 Thorpe 56 Pitt 64 Howard 68 | Boyce og 47 | |||||
Attend: 4,337 | Half-time: 1-0 | |||||
| Macclesfield | 1 | Sheff Utd | 2 | FT | ||
| Whitaker 45 | Lester 35 , pen 87 | |||||
Attend: 2,764 | Half-time: 1-1 | |||||
| Millwall | 0 | Oxford Utd | 1 | FT | ||
| Basham 59 | ||||||
Attend: 4,781 | Half-time: 0-0 | |||||
| Northampton | 1 | Norwich | 0 | FT | ||
| Low 8 | ||||||
Attend: 5,476 | Half-time: 1-0 | |||||
| Port Vale | 0 | Nottm Forest | 0 | AET | ||
Attend: 4,950 | Half-time: 0-0 | |||||
| Nottm Forest won 3-2 on penalties | ||||||
| Preston | 0 | Notts County | 0 | AET | ||
Attend: 5,016 | Half-time: 0-0 | |||||
| Notts County won 7-6 on penalties | ||||||
| Rotherham | 2 | York | 1 | FT | ||
| Swailes 2 Sedgwick 43 | Merris 33 | |||||
Attend: 2,919 | Half-time: 2-1 | |||||
| Scunthorpe | 2 | Oldham | 1 | FT | ||
| Hayes 51 , 57 | Antoine-Curier 61 | |||||
Attend: 2,366 | Half-time: 0-0 | |||||
| Southend | 2 | Swindon | 3 | FT | ||
| Maher 11 Broughton 38 | Parkin 34 , 48 Mooney 73 | |||||
Attend: 3,385 | Half-time: 2-1 | |||||
| Torquay | 1 | Crystal Palace | 1 | AET | ||
| Graham 61 | Freedman 29 | |||||
Attend: 3,366 | Half-time: 0-1 | |||||
| Crystal Palace won 3-1 on penalties | ||||||
| Tranmere | 1 | Bury | 0 | FT | ||
| Dadi 89 | ||||||
Attend: 4,272 | Half-time: 0-0 | |||||
| Walsall | 2 | Carlisle | 1 | FT | ||
| Merson 35 Leitao 49 | Russell 32 | |||||
Attend: 4,665 | Half-time: 1-1 | |||||
| Watford | 1 | Bournemouth | 0 | AET | ||
| Fitzgerald 108 | ||||||
Attend: 9,561 | Half-time: 0-0 | |||||
| (0-0 after 90 mins) | ||||||
| West Brom | 4 | Brentford | 0 | FT | ||
| Hulse 18 , 76 Haas 74 Dobie 90 | ||||||
Attend: 10,440 | Half-time: 1-0 | |||||
| Wigan | 2 | Hull | 0 | FT | ||
| McCulloch 7 Jarrett 87 | ||||||
Attend: 3,295 | Half-time: 1-0 | |||||
| Wycombe | 2 | Wimbledon | 0 | FT | ||
| Harris 3 , 57 | ||||||
Attend: 1,986 | Half-time: 1-0 | |||||
| Boston Utd | v | Reading | |
| Bristol City | v | Swansea | |
| Coventry | v | Peterborough | |
| Ipswich | v | Kidderminster | |
| Mansfield | v | Sunderland | |
| Sheff Wed | v | Hartlepool | |
| West Ham | v | Rushden & D'monds |