Just like ethereum and bitcoin
Read this:https://pastebin.com/ZUxTmR99
and see this:
https://bitinfocharts.com/comparison/price_in_btc-ltc.html <= typical Pump&Dump scheme
I can find some BTC empty blocks if you want too... so what?
People and their vanity metrics.
https://blockchain.info/block-height/474119
https://blockchain.info/
compare with:
https://chainz.cryptoid.info/ltc/
litecoin is empty coin with empty blocks.