Feeling nostalgic is probably the best depiction of bittersweet out there. Feeling nostalgic feels both happy and sad at the same time. While it is fun and sweet to remember the good old days, it is also kind of sad because those times are long gone. Nostalgia can be triggered by old songs, toys from the past, or even places shopped at that are no longer around. Things are changing all the time, and everything is so different now.

Although the planet is still in the 2000s and will be for quite some time, people can feel nostalgic for the early 2000s. Over the past 25 years, technology and trends have changed completely. Those who were small children in the early 2000s have seen some pretty huge shifts in technology and in society. It's pretty crazy to look back on life just 20 years ago.

The Internet eternalizes everything. This means that all of the memories from the 2000s are online forever. Here are 25 images that 2000s kids will remember forever.