The embattled chief executive brushed off speculation about his future despite no sign that his £1 billion plans are bearing fruit.
Tesco has been forced to change the packaging on its cartons of orange juice after a schoolboy spotted a grammatical error.
Supermarket Tesco have been given the go ahead to screen the advert, despite complaints it may encourage animal cruelty.
Tesco's like-for-like sales fell by 2.4% over the Christmas period, the company announced, blaming a "weaker grocery market".
Rival supermarket Sainsbury's revealed its "best Christmas ever" on Wednesday but warned on consumer spending going forward.
Tesco reported a dip in sales in its international markets with underlying sales sharply lower in Thailand, South Korea and Ireland during the third quarter.
The supermarket giant said international conditions remained "challenging".
Like-for-like sales in Asia declined by 5.1 per cent while European figures revealed a like-for-like sales decrease of 4 per cent.
Tesco have blamed a weaker grocery market for its fall in like-for like sales.
Total sales in the UK, including VAT and excluding petrol, increased by 0.9 per cent, however like-for-like sales, excluding both VAT and petrol, decreased by 1.5 per cent for the quarter.
The chief executive of the supermarket giant, Philip Clarke, said the results reflect the "continuing pressures on UK household finances".
The company said consumers were still adjusting to the "unprecedented period of declining real incomes and a higher cost of living", and there was weak growth across the UK grocery market.
Supermarket giant Tesco's like-for-like sales fell by 1.5% in the third quarter.
Supermarket giant Tesco's will announce its third quarter results this morning, with the retailer expected to post figures down from last year.
A Tesco spokesman said they were alerted to an issue with their ice cream cones by two customers in two separate incidents but would give no further details.
The spokesman said: "We are urgently investigating this incident with our supplier and ask customers to return this product to their local store."
Tesco's own brand of ice cream cones are all displayed as "currently not available" on the supermarket's website.
The product recall only applies to the chocolate and nut flavour, according to the Food Standards Agency.
The Food Standards Agency (FSA) tonight said Tesco had issued a recall notice on all Tesco 4 x 110ml packs of chocolate and nut ice cream cones following the two incidents.
Tesco has undertaken a precautionary recall of this product as two individual Tesco chocolate and nut ice cream cones have been found to contain a tablet (for pain relief).
It said the supermarket had recalled all date codes of the product and would be displaying recall notices in stores.
A supermarket has recalled its own brand of ice cream cones after customers found "pain relief" tablets in two individual cornets.
Tesco said it is investigating the incident with their supplier after the tablets were found in two of its own brand chocolate and nut ice cream cones by two separate customers.
A spokesman for the supermarket said there have been no reports of any illness.
Customers have been warned not to eat the product and are advised to return the pack to the store for a full refund or to contact Tesco customer services on 0800 50 55 55.
Tesco has rejected claims made by Sainsbury's that its Price Promise is "misleading".
Tesco's UK marketing director David Wood said: "Sainsbury's argument against Price Promise has been heard and rejected twice already.
"Tesco Price Promise offers customers reassurance on the price of their whole shop, in store and online, not just the big brand products.
"When family budgets are under pressure, that is the kind of help customers want and the real question for Sainsbury's is why they aren't trying to do the same for their customers."