BUZZ-Cineworld: Blockbuster H1
** British cinema operator Cineworld Group (LSE: CINE.L - news) up 2.8 pct, highest in >2 months
** H1 revenue up 17.8 pct, boosted by strong box office performance
** Brokerage N+1 Singer upgrades stock to "buy" from "hold", hikes TP to 770p from 760p
** In a dull Leisure sector Cineworld continues to be a lone shining star - N+1 Singer
** Second biggest gainer on FTSE midcap index
** Almost 3/4 of 30-day daily avg volume through in c1 hour
** Thursday's rise brings YTD gains for CINE to nearly 28 pct compared with a 10 pct rise for the FTSE 250