Flower Themed Beatles puns

We're having a Beatles weekend at work and I'm coming up blank.
  1. Here comes the 'sunflowers'
    Is the only one I can think of lately
  2. Baby's Breath in Black
    Suggested by   @sarahmccoy
  3. Blackbird of paradise
    Suggested by   @sarahmccoy
  4. Happiness is a Warm Bun
    Suggested by   @Heartsounds