The Mysterious Egg, also called Surprise Egg!, is the 11th chapter to the Dr. Slump manga.
Senbei Norimaki, Arale Norimaki and Peasuke Soramame use the Time Slipper to take a trip to the prehistoric ages, where meet a Prehistoric Soramame Ancestor who gives them a mysterious egg in exchange for Senbei's lighter. Back at the Norimaki Residence, the egg hatches Gatchan.
|Dr. Slump Volume 1: The Birth of Arale|
|Manga||The Birth of Arale! · Here Comes Arale! · Something's Missing! · Dr. Monster · Which Will It Be? · Bearly Friends! · Arale is Akane!? · The Big-Small Gun! · 1980: Living For Tomorrow! · The Time Slipper · The Mysterious Egg · Is It a Girl? Is It a Boy!?|
|Dr. Slump Arale-chan||Arale-chan's Birth • Hey! Friends • Arale-chan Goes to School • It is! ...not there • Great Adventure with the Time Slipper • What's with the Egg?! • Huh?! Is it a Boy? Is it a Girl? • My Friend, Mr. Bear!! • New Invention! The Big-Small Ray Gun • Living for Tomorrow! • Arale is Akane!? • The Mysterious Dr. Monster?!|
|1997 Anime||Arale is Born!! • Let's Go to School • Time Slipper! • The Strange Baby • Arale's Missing Thing... • Dekachibi Ray Gun! • Bear in the Cage|