Complex sentence: They took Jena under their wing, introduced her around, recorded several demos with her, and later invited her to sing on the critically acclaimed song Mouthful Of Cavities from their album, Soup.
Split into simpler sentences: They took Jena under their wing, introduced her around and recorded several demos with her. Later, Jena was invited to sing on the critically acclaimed song Mouthful Of Cavities from their album, Soup.