No you haven't it's one meal. Just plan ahead for the next couple of days, and compensate for it. Drop your intake by 250-300 calories a say and You will have compensated for the pizza.
One meal cannot derail you unless you let it!
42" jeans(25/01/2013) 40"(28/02/2013) 38"(20/03/2013) 36"(25/05/2013)
Down from 60" waist jeans since June 21st 2012.
Mini-goal: Lose as much as I can between now and November 27th when I fly to Florida!
Goal maintain between 224 and 210 until Jan 1st 2014.
St Paul's Cathedral - Climbing to the Whispering Gallery and Beyond!
Florida for a friends wedding and Themeparks!
Onwards and Downwards! http://www.menu52.com/