Here is a concise summary of the provided transcript:
**Title:** 24 Hours in a Bathtub Challenge
**Summary:**
* Two kids (Callie and Kelly) attempt to spend 24 hours in a bathtub as a challenge.
* Throughout the challenge, an adult checks in on them every few hours to:
+ Provide food (initially Smarties, later a healthy salad)
+ Conduct water temperature checks
+ Ensure their safety and well-being
* The kids face challenges like cold water, limited food options, and eventually, trying to sleep in the bathtub.
* After completing the full 24 hours, the kids successfully finish the challenge, and the video concludes with a celebratory tone, asking viewers to like and subscribe.
Here are the key facts extracted from the text, each numbered and in brief sentence form, excluding opinions:
1. The challenge is to spend 24 hours in a bathtub.
2. The participants are "the kids" (exact number not specified, but at least two, named Callie and Kylie/Kelly).
3. The challenge started with a water temperature check, and the water was initially warm.
4. The first check-in occurred after 1 hour, and the kids were still in the bathtub.
5. At 3 hours in, the kids were given food, which was initially Smarties (a type of candy).
6. The Smarties were later deemed a bad idea due to the mess and risk of eating them in the water.
7. Subsequent meals included a healthy salad at around 7 hours in.
8. The kids were checked on periodically, with water temperature checks and inquiries about their needs.
9. At 12 hours, the kids were halfway through the challenge and were reported to be having fun.
10. The observer stayed outside the bathroom to ensure the kids' safety throughout the challenge.
11. As nighttime approached (around 16 hours in), the kids were given a makeshift pillow to try to sleep.
12. The observer stayed in the bathroom with the kids overnight to ensure their safety.
13. The challenge lasted for the full 24 hours, ending with the kids completing it.