It could be for a funny or imaginative twist. Maybe to make the chicken stand out or for a special event in the story.
She might wear his clothes because of necessity. For example, if her own clothes got damaged or lost during an adventure. Harry's clothes would be readily available and a practical solution.
One reason could be that they are in a situation where they need to disguise Hermione as Fred for some sort of mission. So she has to wear his clothes to blend in. Another possibility is that it's a symbol of their closeness. After a particular adventure where Fred saved Hermione, she wears his clothes as a sign of gratitude and a growing bond between them.
Maybe McGee lost his own clothes somehow. So he has no choice but to borrow Tony's clothes. It could be an accident like his luggage got lost or his clothes got ruined in an incident at work.
Maybe it's a dare. His friends could have dared him to wear Tony's clothes for a day and he reluctantly agrees. And as he wears them, he realizes there's more to Tony's style than he thought.
It could be for a bet. Suppose some kids in the neighborhood made a bet, and if the boy lost, the forfeit was to wear girl clothes for a day. So, he had to do it as part of the deal.
To show a deeper connection between them. It's a simple yet effective way to visually represent their relationship. When Sakura wears Sasuke's clothes, it can signify that she is part of his world in a more intimate way.
The clothes needed to be worn for winter tourism in harbin mainly included the following layers: a ventilation and perspiration layer, a warmth layer, and an outer layer that was waterproof and windproof. The ventilation and perspiration layer could choose outdoor sports underwear or T-shirts, the thermal layer could choose thermal underwear, woolen sweaters, thick velvet, and down, and the outer layer could choose windproof jackets, waterproof and windproof down jackets, or thick coats. In addition, he also needed to prepare warm long johns, wool pants, windproof thick pants, ski pants, and so on. For shoes, it is recommended to choose professional hiking shoes or snow shoes with good quality and velvet inside. The thicker the socks, the better the wool socks or towel socks with velvet. In short, when traveling to harbin in winter, one needed to wear warm, windproof, and waterproof clothing. At the same time, one had to choose the level of clothing according to one's physical fitness and needs.
Some men could also feel angry, especially if they were forced against their will. It's a violation of their personal choice and can make them feel disrespected. For example, if it was a bullying situation in school or at work, the anger would be a natural response.
He would probably feel humiliated. Wearing clothes that are typically associated with the opposite gender against his will can make him feel like he's being made a fool of.
He could feel a range of emotions. At first, he might be in shock that such a thing is being forced upon him. Then, as he is made to wear the girl clothes and makeup, he could feel a deep sense of humiliation. If the situation persists, he might start to feel a sense of hopelessness or powerlessness. In a more positive scenario, if he is able to overcome the initial negative feelings, he might develop a sense of empathy towards those who are often forced to conform to gender roles that they don't identify with, but this would require a lot of inner strength and support from others.