LOS ANGELES (Reuters) – R&B singer Chris Brown showed up smiling at the Grammy Awards show on Sunday, saying he was just a little banged up after crashing his car into a wall on the eve of the annual music industry awards. "Little bit of bumps, I'm good though," Brown, 23, dressed in a white Lanvin suit, told E! News on the red carpet. Brown crashed his Porsche into a wall in Beverly Hills on Saturday and told police he was trying to elude aggressive paparazzi. "I'll get another one," Brown, laughing, told E! News on Sunday. "Insurance is good." "Paparazzi tend to get out of hand. …