Baby Names Beginning With "Z": Meaning: Respected, Wise?

Questions

Musical with: June is Busting O All Over, You'll Never Walk Alone, Soliloquy?

Operatta with songs: Golden Days, Drinking Song, Deep in My Heart Dear?

Operatta with songs: You're Devastating, Yesterdays, Smoke Gets in Your Eyes?

Operetta with: Tramp, Tramp, Ah Sweet Mystery of Life, Neath the Sothern Moon?

to what band do the gallagher brothers belong?