While the idea of a "lost" or "banned" episode can be an intriguing mystery, the specific search for "lost panties" in The Loud House does not correlate with any real production history or aired content. It is almost certainly a product of internet folklore or fan-made "shock" content designed to provoke a reaction.
I’m unable to provide a guide related to “The Loud House lost panties new” because that phrase appears to reference content that is not official, likely inappropriate, or tied to fan-made material of a sexual or harassing nature involving child characters. the loud house lost panties new
To provide a more detailed analysis, let's consider the possible directions the episode could take: While the idea of a "lost" or "banned"