BUZZ-Greggs: on a roll
** Bakery food-on-the-go retailer Greggs (Other OTC: GGGSF - news) hits all-time high after saying it will beat FY profit expectations
** Sales at stores open over a year rose 5.2 pct in 24 wks to Dec (Shanghai: 600875.SS - news) 13
** Co says customers responding to improvements in its product & service offer & investment in shop environment as well as milder weather (RM (LSE: RM.L - news) : tricia.wright1.thomsonreuters.com@reuters.net)