Key head-to-heads in Saturday's La Liga Clasico Yahoo! News UK

Key head-to-heads in Saturday's La Liga Clasico - Yahoo! News UK Lionel Messi v CRISTIANO RONALDOWorld player of the year Messi, 23, and former holder Ronaldo, 26, are the leading goalscorers in La Liga this season by some distance.Argentina forward Messi netted twice against Almeria last weekend to take his league tally to 29, while Portuguese Ronaldo scored one against Athletic Bilbao to move one behind him on 28. Messi's Barca team mate David Villa is third on 17.Both Messi and Ronaldo have the freedom to roam off the flanks and are often most dangerous driving down the centre, dribbling past opponents and playing one-twos.Their styles are very different. Messi plays with schoolboy enthusiasm, making darting runs and exchanging quick passes with team mates.