Ulster and All Ireland champions Tyrone have a tough battle on their hands as they take on Munster champions Cork in the first of the AIl Ireland semi-finals at Croke Park. Austin O'Callaghan introduces live action with studio analysis from Martin McHugh and Jarlath Burns. Mark Sidebottom provides commentary while Thomas Kane keeps us up to date with all the sideline manoeuvres.

It is double helpings on Sunday as Austin O'Callaghan serves up two portions of Championship football. Ulster are represented by Donegal, who take on Cork in the first of the All Ireland Quarter Final games, live from Croke Park. That is followed by All Ireland Champions Tyrone against Kildare. Austin is joined in the studio by Martin McHugh and Jarlath Burns. Commentary from Mark Sidebottom, Kevin Madden and James McCartan.

Live coverage from Clones of the Ulster Championship Final. It's David against Goliath as All Ireland Champions Tyrone face an Antrim side who last won the provincial title 58 years ago. Can the underdogs pull off one of the biggest shocks ever, or will Mickey Harte's side prove to be just too strong?

Austin O'Callaghan presents live coverage from St Tiernachs Park with Martin McHugh and Jarlath Burns offering expert analysis.

St Tiernach's Park, Clones is the setting for this Ulster semi-final, as minnows Antrim and Cavan battle it out for a place in the provincial decider. The two counties have had little to celebrate in recent years, but new managers Liam Bradley and Tommy Carr will be hoping for a change in fortunes. Austin O'Callaghan presents live from the venue, with Mark Sidebottom on commentary.

Damian Cassidy's players Derry have their biggest challenge to date as they take on All Ireland Champions Tyrone in the semi-final of the Ulster Championship at Casement Park. Derry made it to this year's National League Final but still haven't managed to capture a Provincial title since 1998.

Austin O' Callaghan is joined by Martin McHugh and Jarlath Burns in the studio as he introduces the action live from the venue.

This Ulster Quarter Final game sees Donegal take on Antrim in Ballybofey. Austin O'Callaghan is joined by Martin McHugh and Jarlath Burns who will share their opinions on the action. Mark Sidebottom has former Down All Star James McCartan alongside him in the commentary box. After disappointing performances last year both teams, under new management, will be hoping to progress to the last four in the Ulster Championship.

After their defeat of Down in the preliminary round, Fermanagh can take another step toward back-to-back Ulster Final appearances. Cavan have home advantage but will be without the services of All Star Dermot McCabe.

Austin O'Callaghan introduces the action from the studio in Breffni Park along with Martin McHugh and Jarlath Burns. Commentary comes from Mark Sidebottom with Kevin Madden.

Tyrone against Armagh is a rivalry that has defined a decade. It's been ten years since any team outside this duo have lifted the Anglo-Celt. All-Ireland Champions Tyrone were untouchable last year, but can Armagh knock their neighbours off the top?

Austin O'Callaghan presents coverage from St. Tiernach's Park, Clones of the most eagarly anticipated provincial match up in this year's Ulster Championship.

Heavyweights Derry and Monaghan slug it out at Celtic Park in this first-round clash. Much is expected of a Derry side under the new management of Damien Cassidy, while Monaghan will be hoping for a repeat of their win over the Oak Leaf county in the All Ireland Qualifiers in 2008.

Presenter Austin O'Callaghan is joined live in studio by Martin Mc Hugh and Jarlath Burns.

Fermanagh and Down get the 2009 Ulster Championship under way.

Brewster Park is the venue for the preliminary round game, as last year's Ulster finalists Fermanagh begin their bid to win their first ever Ulster title, while Down will hope to build on an impressive National League campaign. Austin O'Callaghan presents from the Enniskillen venue.