Good Luck Jade (Good Luck Charlie)

The Clifford family are adjusting to the surprise birth of their fourth child, Jade. When parents Perrie and Michael return to work they put their latest addition in the care of her three older siblings.

Teenagers Ariana and Luke Clifford and their 10-year-old brother, Harry, are enlisted to help raise the newest addition to their family, Jade, when their parents return to work. With their parents juggling full time careers, they pitch in, getting very familiar with baby formula, burps, clothes, and babysitting while navigating typical teenage life.

High-School teenagers, Ariana and Luke Clifford, and their 10-year old brother, Harry, are responsible for getting used to the newest addition to their family. A new baby named Jade. When their parent's have to return to work, the children have the responsibility to watch over Jade and take care of her all while trying to survive their teenage lives.
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I don't own Teddy, PJ, Gabe, Charlie or any of the other Good Luck Charlie characters. They all belong to the creators of the characters and show.